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Resultant Force in One Dimension Question Bank
\[1\star \]
An apple has a mass of
\[0.2 Kg \]. Its weight on Earth's surface is equivalent to:
Consider \[ g = 9.81 m/s^2\]
\[Fg = 0.019\;\; N \;\;\;\;\;\;-C\]
\[Fg = 10\;\; N \;\;\;\;\;\;-A\]
\[Fg = 0.098\;\; N \;\;\;\;\;\;-D\]
\[Fg = 1.96\;\; N \;\;\;\;\;\;-B\]
Click here to show solution
Choose the correct answer
\[2\star \]
One of the following forces is considered a field force
Friction force -C
Compass-A
Thrust force-D
Wind force -B
Click here to show solution
Choose the correct answer
\[3\star \]
The net force acting on the object in the figure is equivalent to
\[F_{net} = 9\;\; N\;\longleftarrow\; West-C\]
\[F_{net} = 9\;\; N\;\longrightarrow\; East\;\;\;\;\;\;-A\]
\[F_{net} = 15\;\; N\;\longrightarrow\; East\;\;\;\;\;\;-D\]
\[F_{net} = 15\;\; N\;\longleftarrow\; West\;\;\;\;\;\;-B\]
Click here to show solution
Choose the correct answer
\[4\star \]
One of the following balloons is moving at a constant speed
Click here to show the solution
Choose the correct answer
\[5\star \]
A car with a mass of
\[10\;Kg\] is moving with an acceleration of \[5\; m / S^2\] towards the east. The magnitude and direction of the force acting on the car equals
\[F = 50\;\; N\;\longleftarrow\; West\;\;\;\;\;\;-C\]
\[F = 2\;\; N\;\longrightarrow\; East\;\;\;\;\;\;-A\]
\[F = 50\;\; N\;\longrightarrow\; East\;\;\;\;\;\;-D\]
\[F = 2\;\; N\;\longleftarrow\; West\;\;\;\;\;\;-B\]
Click here to show the solution
Choose the correct answer
\[6\star \]
The relationship between force and acceleration for an object was plotted, resulting in the following graph. The slope of the graph represents
\[m\;\;\;\;\;\;-C\]
Object's mass
\[\frac {1}{v}\;\;\;\;\;\;-A\]
Inverse of velocity
\[v\;\;\;\;\;\;-D\]
Object's velocity
\[\frac {1}{m}\;\;\;\;\;\;-B\]
Inverse of mass
Click here to show the solution
Choose the correct answer
\[4\star \]
One of the following balloons is moving at a constant speed
Click here to show the solution
Choose the correct answer
\[5\star \]
A car with a mass of
\[10\;Kg\] is moving with an acceleration of \[5\; m / S^2\] towards the east. The magnitude and direction of the force acting on the car equals
\[F = 50\;\; N\;\longleftarrow\; West\;\;\;\;\;\;-C\]
\[F = 2\;\; N\;\longrightarrow\; East\;\;\;\;\;\;-A\]
\[F = 50\;\; N\;\longrightarrow\; East\;\;\;\;\;\;-D\]
\[F = 2\;\; N\;\longleftarrow\; West\;\;\;\;\;\;-B\]
Click here to show the solution
Choose the correct answer
\[6\star \]
The relationship between force and acceleration for an object was plotted, resulting in the following graph. The slope of the graph represents
\[m\;\;\;\;\;\;-C\]
Object's mass
\[\frac {1}{v}\;\;\;\;\;\;-A\]
Inverse of velocity
\[v\;\;\;\;\;\;-D\]
Object's velocity
\[\frac {1}{m}\;\;\;\;\;\;-B\]
Inverse of mass
Click here to show the solution
Choose the correct answer
\[7\star \star \]
An object with mass
\[5\;Kg\] is affected by two forces as shown in the figure. The acceleration of the object is:
\[a = 20\;\; m/s^2\;\longleftarrow\; West\;\;\;\;\;\;-C\]
\[a = 20\;\; m/s^2\;\longrightarrow\; East\;\;\;\;\;\;-A\]
\[a = 0.05\;\; m/s^2\;\longrightarrow\; East\;\;\;\;\;\;-D\]
\[a = 0.05\;\; m/s^2\;\longleftarrow\; West\;\;\;\;\;\;-B\]
Click here to show solution
Choose the correct answer
\[8\star \]
Which of the following statements indicates an object in equilibrium?
An object moving at constant velocity -C
Net force is not zero on an object -A
An object moving with deceleration -D
An object moving under its weight -B
Click here to show solution
Choose the correct answer
\[9\star \]
Which of the following pairs of forces represents an action-reaction pair?
\[F_2 , F_4 \;\;\;\;\;\;-C\]
\[F_2 , F_5 \;\;\;\;\;\;-A\]
\[F_1 , F_3\;\;\;\;\;\;-D\]
\[F_4 , F_5\;\;\;\;\;\;-B\]
Click here to show solution
Choose the correct answer
\[10 \star \]
When a skydiver in free fall reaches terminal velocity, then
\[Fd>Fg \;\;\;\;\;\;-C\]
\[Fg>Fd \;\;\;\;\;\;-A\]
\[Fg=Fd \;\;\;\;\;\;-D\]
\[Fg=Fd =0\;\;\;\;\;\;-B\]
Click here to show solution
Choose the correct answer
\[11\star \]
All cars are moving to the right. Which of the following cars is moving with deceleration?
Click here to show solution
Choose the correct answer
\[12 \star \star \]
Which of the following carts has the greatest acceleration?
Click here to show solution
Choose the correct answer
\[13 \star \star \]
A satellite with mass 370 kg orbits the Earth. Its weight was measured at this
altitude and found to be (2775) Newtons
The gravitational acceleration at this altitude equals
\[g= 6.4 \;\; m/s^2\;\;\;\;\;\;-C\]
\[g= 4.3 \;\; m/s^2\;\;\;\;\;\;-A\]
\[g= 7.5 \;\; m/s^2\;\;\;\;\;\;-D\]
\[g= 9.81 \;\; m/s^2;\;\;\;\;\;-B\]
Click here to show solution
Choose the correct answer
\[14 \star \star\star\]
A girl with mass 60 kg stands on a bathroom scale placed on the floor of an elevator moving upward with acceleration of
2 m / S2
The apparent weight of the girl is
g= 10 m / S2
\[F_N= 480 \;\;N \;\;\;\;\;\;-C\]
\[F_N= 720 \;\;N \;\;\;\;\;\;-A\]
\[F_N= 60 \;\;N \;\;\;\;\;\;-D\]
\[F_N= 660 \;\;N \;\;\;\;\;\;-B\]
Click here to show solution
Choose the correct answer
\[15 \star \star\star\]
A man with mass 80 kg stands on a bathroom scale placed on the floor of an elevator moving downward with acceleration of
2 m / S2
The apparent weight of the man is
g= 10 m / S2
\[F_N= 720 \;\;N \;\;\;\;\;\;-C\]
\[F_N= 800 \;\;N \;\;\;\;\;\;-A\]
\[F_N= 960 \;\;N \;\;\;\;\;\;-D\]
\[F_N= 640 \;\;N \;\;\;\;\;\;-B\]
Click here to show solution
Choose the correct answer
\[ 16\star\]
What is the weight of an astronaut with mass 80 kg in space where there is no gravity?
\[80 \;\;N\;\;\;\;\;\;-C\]
\[784 \;\;N\;\;\;\;\;\;-A\]
\[9.81 \;\;N\;\;\;\;\;\;-D\]
\[ 0.0 \;\; N\;\;\;\;\;\;-B\]
Click here to show solution
Choose the correct answer
\[17\star\]
What is the force that prevents objects from falling through a table's surface?
Normal Force - C
Gravitational Force - A
Tension Force - D
Frictional Force - B
Click here to show solution
Choose the correct answer
\[18 \star\star\]
If the gravitational force between two objects is 36 N, what would it be if the mass of one object is tripled?
\[36 \;\;N \;\;\;\;\;\;-C\]
\[108 \;\;N \;\;\;\;\;\;-A\]
\[72 \;\;N\;\;\;\;\;\;-D\]
\[12\;\;N\;\;\;\;\;\;-B\]
Click here to show solution
Choose the correct answer
\[19 \star\star\]
My weight on the moon's surface is 115 N, knowing that gravity on the moon's surface is one-sixth of gravity on Earth's surface, then my mass equals
\[m= 82.5 \;\;kg \;\;\;\;\;\;-C\]
\[ m= 60.4 \;\;kg \;\;\;\;\;\;-A\]
\[m= 65.7 \;\;kg \;\;\;\;\;\;-D\]
\[m= 70.3 \;\;kg \;\;\;\;\;\;-B\]
Click here to show solution
Choose the correct answer
\[20 \star\star\]
Looking at the following graph that shows the relationship between acceleration (on the vertical axis) and force (on the horizontal axis) acting on an object.
From the graph line, the mass of the object equals
\[m=0.5 \;\; kg-C\]
\[m=0.25 \;\; kg-A\]
\[m=2 \;\; kg-D\]
\[m=4 \;\; kg-B\]
Click here to show solution
Choose the correct answer
\[21 \star\]
What is Newton's First Law of Motion (Law of Inertia)?
Every action has an equal and opposite reaction-C
Force acting on an object equals its mass multiplied by its acceleration-A
An object at rest stays at rest and an object in motion stays in motion -D
with the same speed and in the same direction unless acted upon by an unbalanced force
Energy cannot be created or destroyed, only transformed from one form to another-B
Click here to show solution
Choose the correct answer
\[22 \star\star\]
A man with mass
\[65\; kg\] stands on a bathroom scale in an elevator
moving upward
at constant speed. The reading shown on the scale will be
\[g= 10 m / S^2\]
\[F_N= 0.0 \;\;N \;\;\;\;\;\;-C\]
\[F_N= 700 \;\;N \;\;\;\;\;\;-A\]
\[F_N= 650 \;\;N \;\;\;\;\;\;-D\]
\[F_N= 660 \;\;N \;\;\;\;\;\;-B\]
Click here to show solution
Choose the correct answer
Resultant Force in One Dimension Question Bank |
\[1\star \]
An apple has a mass of
\[0.2 Kg \]. Its weight on Earth's surface is equivalent to:
Consider \[ g = 9.81 m/s^2\]
\[Fg = 0.019\;\; N \;\;\;\;\;\;-C\]
\[Fg = 10\;\; N \;\;\;\;\;\;-A\]
\[Fg = 0.098\;\; N \;\;\;\;\;\;-D\]
\[Fg = 1.96\;\; N \;\;\;\;\;\;-B\]
Click here to show solution
Choose the correct answer
\[2\star \]
One of the following forces is considered a field force
Friction force -C
Compass-A
Thrust force-D
Wind force -B
Click here to show solution
Choose the correct answer
\[3\star \]
The net force acting on the object in the figure is equivalent to
\[F_{net} = 9\;\; N\;\longleftarrow\; West-C\]
\[F_{net} = 9\;\; N\;\longrightarrow\; East\;\;\;\;\;\;-A\]
\[F_{net} = 15\;\; N\;\longrightarrow\; East\;\;\;\;\;\;-D\]
\[F_{net} = 15\;\; N\;\longleftarrow\; West\;\;\;\;\;\;-B\]
Click here to show solution
Choose the correct answer
\[4\star \]
One of the following balloons is moving at a constant speed
Click here to show the solution
Choose the correct answer
\[5\star \]
A car with a mass of
\[10\;Kg\] is moving with an acceleration of \[5\; m / S^2\] towards the east. The magnitude and direction of the force acting on the car equals
\[F = 50\;\; N\;\longleftarrow\; West\;\;\;\;\;\;-C\]
\[F = 2\;\; N\;\longrightarrow\; East\;\;\;\;\;\;-A\]
\[F = 50\;\; N\;\longrightarrow\; East\;\;\;\;\;\;-D\]
\[F = 2\;\; N\;\longleftarrow\; West\;\;\;\;\;\;-B\]
Click here to show the solution
Choose the correct answer
\[6\star \]
The relationship between force and acceleration for an object was plotted, resulting in the following graph. The slope of the graph represents
\[m\;\;\;\;\;\;-C\]
Object's mass
\[\frac {1}{v}\;\;\;\;\;\;-A\]
Inverse of velocity
\[v\;\;\;\;\;\;-D\]
Object's velocity
\[\frac {1}{m}\;\;\;\;\;\;-B\]
Inverse of mass
Click here to show the solution
Choose the correct answer
\[4\star \]
One of the following balloons is moving at a constant speed
Click here to show the solution
Choose the correct answer
\[5\star \]
A car with a mass of
\[10\;Kg\] is moving with an acceleration of \[5\; m / S^2\] towards the east. The magnitude and direction of the force acting on the car equals
\[F = 50\;\; N\;\longleftarrow\; West\;\;\;\;\;\;-C\]
\[F = 2\;\; N\;\longrightarrow\; East\;\;\;\;\;\;-A\]
\[F = 50\;\; N\;\longrightarrow\; East\;\;\;\;\;\;-D\]
\[F = 2\;\; N\;\longleftarrow\; West\;\;\;\;\;\;-B\]
Click here to show the solution
Choose the correct answer
\[6\star \]
The relationship between force and acceleration for an object was plotted, resulting in the following graph. The slope of the graph represents
\[m\;\;\;\;\;\;-C\]
Object's mass
\[\frac {1}{v}\;\;\;\;\;\;-A\]
Inverse of velocity
\[v\;\;\;\;\;\;-D\]
Object's velocity
\[\frac {1}{m}\;\;\;\;\;\;-B\]
Inverse of mass
Click here to show the solution
Choose the correct answer
\[7\star \star \]
An object with mass
\[5\;Kg\] is affected by two forces as shown in the figure. The acceleration of the object is:
\[a = 20\;\; m/s^2\;\longleftarrow\; West\;\;\;\;\;\;-C\]
\[a = 20\;\; m/s^2\;\longrightarrow\; East\;\;\;\;\;\;-A\]
\[a = 0.05\;\; m/s^2\;\longrightarrow\; East\;\;\;\;\;\;-D\]
\[a = 0.05\;\; m/s^2\;\longleftarrow\; West\;\;\;\;\;\;-B\]
Click here to show solution
Choose the correct answer
\[8\star \]
Which of the following statements indicates an object in equilibrium?
An object moving at constant velocity -C
Net force is not zero on an object -A
An object moving with deceleration -D
An object moving under its weight -B
Click here to show solution
Choose the correct answer
\[9\star \]
Which of the following pairs of forces represents an action-reaction pair?
\[F_2 , F_4 \;\;\;\;\;\;-C\]
\[F_2 , F_5 \;\;\;\;\;\;-A\]
\[F_1 , F_3\;\;\;\;\;\;-D\]
\[F_4 , F_5\;\;\;\;\;\;-B\]
Click here to show solution
Choose the correct answer
\[10 \star \]
When a skydiver in free fall reaches terminal velocity, then
\[Fd>Fg \;\;\;\;\;\;-C\]
\[Fg>Fd \;\;\;\;\;\;-A\]
\[Fg=Fd \;\;\;\;\;\;-D\]
\[Fg=Fd =0\;\;\;\;\;\;-B\]
Click here to show solution
Choose the correct answer
\[11\star \]
All cars are moving to the right. Which of the following cars is moving with deceleration?
Click here to show solution
Choose the correct answer
\[12 \star \star \]
Which of the following carts has the greatest acceleration?
Click here to show solution
Choose the correct answer
\[13 \star \star \]
A satellite with mass 370 kg orbits the Earth. Its weight was measured at this
altitude and found to be (2775) Newtons
The gravitational acceleration at this altitude equals
\[g= 6.4 \;\; m/s^2\;\;\;\;\;\;-C\]
\[g= 4.3 \;\; m/s^2\;\;\;\;\;\;-A\]
\[g= 7.5 \;\; m/s^2\;\;\;\;\;\;-D\]
\[g= 9.81 \;\; m/s^2;\;\;\;\;\;-B\]
Click here to show solution
Choose the correct answer
\[14 \star \star\star\]
A girl with mass 60 kg stands on a bathroom scale placed on the floor of an elevator moving upward with acceleration of
2 m / S2
The apparent weight of the girl is
g= 10 m / S2
\[F_N= 480 \;\;N \;\;\;\;\;\;-C\]
\[F_N= 720 \;\;N \;\;\;\;\;\;-A\]
\[F_N= 60 \;\;N \;\;\;\;\;\;-D\]
\[F_N= 660 \;\;N \;\;\;\;\;\;-B\]
Click here to show solution
Choose the correct answer
\[15 \star \star\star\]
A man with mass 80 kg stands on a bathroom scale placed on the floor of an elevator moving downward with acceleration of
2 m / S2
The apparent weight of the man is
g= 10 m / S2
\[F_N= 720 \;\;N \;\;\;\;\;\;-C\]
\[F_N= 800 \;\;N \;\;\;\;\;\;-A\]
\[F_N= 960 \;\;N \;\;\;\;\;\;-D\]
\[F_N= 640 \;\;N \;\;\;\;\;\;-B\]
Click here to show solution
Choose the correct answer
\[ 16\star\]
What is the weight of an astronaut with mass 80 kg in space where there is no gravity?
\[80 \;\;N\;\;\;\;\;\;-C\]
\[784 \;\;N\;\;\;\;\;\;-A\]
\[9.81 \;\;N\;\;\;\;\;\;-D\]
\[ 0.0 \;\; N\;\;\;\;\;\;-B\]
Click here to show solution
Choose the correct answer
\[17\star\]
What is the force that prevents objects from falling through a table's surface?
Normal Force - C
Gravitational Force - A
Tension Force - D
Frictional Force - B
Click here to show solution
Choose the correct answer
\[18 \star\star\]
If the gravitational force between two objects is 36 N, what would it be if the mass of one object is tripled?
\[36 \;\;N \;\;\;\;\;\;-C\]
\[108 \;\;N \;\;\;\;\;\;-A\]
\[72 \;\;N\;\;\;\;\;\;-D\]
\[12\;\;N\;\;\;\;\;\;-B\]
Click here to show solution
Choose the correct answer
\[19 \star\star\]
My weight on the moon's surface is 115 N, knowing that gravity on the moon's surface is one-sixth of gravity on Earth's surface, then my mass equals
\[m= 82.5 \;\;kg \;\;\;\;\;\;-C\]
\[ m= 60.4 \;\;kg \;\;\;\;\;\;-A\]
\[m= 65.7 \;\;kg \;\;\;\;\;\;-D\]
\[m= 70.3 \;\;kg \;\;\;\;\;\;-B\]
Click here to show solution
Choose the correct answer
\[20 \star\star\]
Looking at the following graph that shows the relationship between acceleration (on the vertical axis) and force (on the horizontal axis) acting on an object.
From the graph line, the mass of the object equals
\[m=0.5 \;\; kg-C\]
\[m=0.25 \;\; kg-A\]
\[m=2 \;\; kg-D\]
\[m=4 \;\; kg-B\]
Click here to show solution
Choose the correct answer
\[21 \star\]
What is Newton's First Law of Motion (Law of Inertia)?
Every action has an equal and opposite reaction-C
Force acting on an object equals its mass multiplied by its acceleration-A
An object at rest stays at rest and an object in motion stays in motion -D
with the same speed and in the same direction unless acted upon by an unbalanced force
Energy cannot be created or destroyed, only transformed from one form to another-B
Click here to show solution
Choose the correct answer
\[22 \star\star\]
A man with mass
\[65\; kg\] stands on a bathroom scale in an elevator
moving upward
at constant speed. The reading shown on the scale will be
\[g= 10 m / S^2\]
\[F_N= 0.0 \;\;N \;\;\;\;\;\;-C\]
\[F_N= 700 \;\;N \;\;\;\;\;\;-A\]
\[F_N= 650 \;\;N \;\;\;\;\;\;-D\]
\[F_N= 660 \;\;N \;\;\;\;\;\;-B\]
Click here to show solution
Choose the correct answer
An apple has a mass of
\[0.2 Kg \]. Its weight on Earth's surface is equivalent to:
Consider \[ g = 9.81 m/s^2\]
\[Fg = 0.019\;\; N \;\;\;\;\;\;-C\] |
\[Fg = 10\;\; N \;\;\;\;\;\;-A\] |
\[Fg = 0.098\;\; N \;\;\;\;\;\;-D\] |
\[Fg = 1.96\;\; N \;\;\;\;\;\;-B\] |
Click here to show solution
Choose the correct answer
One of the following forces is considered a field force
Friction force -C |
Compass-A |
Thrust force-D |
Wind force -B |
Click here to show solution
Choose the correct answer
The net force acting on the object in the figure is equivalent to
\[F_{net} = 9\;\; N\;\longleftarrow\; West-C\] |
\[F_{net} = 9\;\; N\;\longrightarrow\; East\;\;\;\;\;\;-A\] |
\[F_{net} = 15\;\; N\;\longrightarrow\; East\;\;\;\;\;\;-D\] |
\[F_{net} = 15\;\; N\;\longleftarrow\; West\;\;\;\;\;\;-B\] |
Click here to show solution
Choose the correct answer
One of the following balloons is moving at a constant speed
Choose the correct answer A car with a mass of
\[10\;Kg\] is moving with an acceleration of \[5\; m / S^2\] towards the east. The magnitude and direction of the force acting on the car equals
\[F = 50\;\; N\;\longleftarrow\; West\;\;\;\;\;\;-C\]
\[F = 2\;\; N\;\longrightarrow\; East\;\;\;\;\;\;-A\]
\[F = 50\;\; N\;\longrightarrow\; East\;\;\;\;\;\;-D\]
\[F = 2\;\; N\;\longleftarrow\; West\;\;\;\;\;\;-B\]
Choose the correct answer The relationship between force and acceleration for an object was plotted, resulting in the following graph. The slope of the graph represents
\[m\;\;\;\;\;\;-C\]
Object's mass
\[\frac {1}{v}\;\;\;\;\;\;-A\]
Inverse of velocity
\[v\;\;\;\;\;\;-D\]
Object's velocity
\[\frac {1}{m}\;\;\;\;\;\;-B\]
Inverse of mass Choose the correct answer One of the following balloons is moving at a constant speed
Choose the correct answer A car with a mass of
\[10\;Kg\] is moving with an acceleration of \[5\; m / S^2\] towards the east. The magnitude and direction of the force acting on the car equals
\[F = 50\;\; N\;\longleftarrow\; West\;\;\;\;\;\;-C\]
\[F = 2\;\; N\;\longrightarrow\; East\;\;\;\;\;\;-A\]
\[F = 50\;\; N\;\longrightarrow\; East\;\;\;\;\;\;-D\]
\[F = 2\;\; N\;\longleftarrow\; West\;\;\;\;\;\;-B\]
Choose the correct answer The relationship between force and acceleration for an object was plotted, resulting in the following graph. The slope of the graph represents
\[m\;\;\;\;\;\;-C\]
Object's mass
\[\frac {1}{v}\;\;\;\;\;\;-A\]
Inverse of velocity
\[v\;\;\;\;\;\;-D\]
Object's velocity
\[\frac {1}{m}\;\;\;\;\;\;-B\]
Inverse of mass Choose the correct answer An object with mass
\[5\;Kg\] is affected by two forces as shown in the figure. The acceleration of the object is:
\[a = 20\;\; m/s^2\;\longleftarrow\; West\;\;\;\;\;\;-C\]
\[a = 20\;\; m/s^2\;\longrightarrow\; East\;\;\;\;\;\;-A\]
\[a = 0.05\;\; m/s^2\;\longrightarrow\; East\;\;\;\;\;\;-D\]
\[a = 0.05\;\; m/s^2\;\longleftarrow\; West\;\;\;\;\;\;-B\]
Choose the correct answer Which of the following statements indicates an object in equilibrium?
An object moving at constant velocity -C
Net force is not zero on an object -A
An object moving with deceleration -D
An object moving under its weight -B
Choose the correct answer Which of the following pairs of forces represents an action-reaction pair?
\[F_2 , F_4 \;\;\;\;\;\;-C\]
\[F_2 , F_5 \;\;\;\;\;\;-A\]
\[F_1 , F_3\;\;\;\;\;\;-D\]
\[F_4 , F_5\;\;\;\;\;\;-B\]
Choose the correct answer When a skydiver in free fall reaches terminal velocity, then
\[Fd>Fg \;\;\;\;\;\;-C\]
\[Fg>Fd \;\;\;\;\;\;-A\]
\[Fg=Fd \;\;\;\;\;\;-D\]
\[Fg=Fd =0\;\;\;\;\;\;-B\]
Choose the correct answer All cars are moving to the right. Which of the following cars is moving with deceleration?
Choose the correct answer Which of the following carts has the greatest acceleration?
Choose the correct answer A satellite with mass 370 kg orbits the Earth. Its weight was measured at this
\[g= 6.4 \;\; m/s^2\;\;\;\;\;\;-C\]
\[g= 4.3 \;\; m/s^2\;\;\;\;\;\;-A\]
\[g= 7.5 \;\; m/s^2\;\;\;\;\;\;-D\]
\[g= 9.81 \;\; m/s^2;\;\;\;\;\;-B\]
Choose the correct answer A girl with mass 60 kg stands on a bathroom scale placed on the floor of an elevator moving upward with acceleration of \[F_N= 480 \;\;N \;\;\;\;\;\;-C\]
\[F_N= 720 \;\;N \;\;\;\;\;\;-A\]
\[F_N= 60 \;\;N \;\;\;\;\;\;-D\]
\[F_N= 660 \;\;N \;\;\;\;\;\;-B\]
Choose the correct answer A man with mass 80 kg stands on a bathroom scale placed on the floor of an elevator moving downward with acceleration of \[F_N= 720 \;\;N \;\;\;\;\;\;-C\]
\[F_N= 800 \;\;N \;\;\;\;\;\;-A\]
\[F_N= 960 \;\;N \;\;\;\;\;\;-D\]
\[F_N= 640 \;\;N \;\;\;\;\;\;-B\]
Choose the correct answer What is the weight of an astronaut with mass 80 kg in space where there is no gravity?
\[80 \;\;N\;\;\;\;\;\;-C\]
\[784 \;\;N\;\;\;\;\;\;-A\]
\[9.81 \;\;N\;\;\;\;\;\;-D\]
\[ 0.0 \;\; N\;\;\;\;\;\;-B\]
Choose the correct answer What is the force that prevents objects from falling through a table's surface?
Normal Force - C
Gravitational Force - A
Tension Force - D
Frictional Force - B
Choose the correct answer If the gravitational force between two objects is 36 N, what would it be if the mass of one object is tripled?
\[36 \;\;N \;\;\;\;\;\;-C\] \[108 \;\;N \;\;\;\;\;\;-A\] \[72 \;\;N\;\;\;\;\;\;-D\] \[12\;\;N\;\;\;\;\;\;-B\] Choose the correct answer My weight on the moon's surface is 115 N, knowing that gravity on the moon's surface is one-sixth of gravity on Earth's surface, then my mass equals
\[m= 82.5 \;\;kg \;\;\;\;\;\;-C\] \[ m= 60.4 \;\;kg \;\;\;\;\;\;-A\] \[m= 65.7 \;\;kg \;\;\;\;\;\;-D\] \[m= 70.3 \;\;kg \;\;\;\;\;\;-B\] Choose the correct answer \[m=0.5 \;\; kg-C\] \[m=0.25 \;\; kg-A\] \[m=2 \;\; kg-D\] \[m=4 \;\; kg-B\] Choose the correct answer What is Newton's First Law of Motion (Law of Inertia)?
Every action has an equal and opposite reaction-C Force acting on an object equals its mass multiplied by its acceleration-A An object at rest stays at rest and an object in motion stays in motion -D Energy cannot be created or destroyed, only transformed from one form to another-B Choose the correct answer \[F_N= 0.0 \;\;N \;\;\;\;\;\;-C\]
\[F_N= 700 \;\;N \;\;\;\;\;\;-A\]
\[F_N= 650 \;\;N \;\;\;\;\;\;-D\]
\[F_N= 660 \;\;N \;\;\;\;\;\;-B\]
Choose the correct answer
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altitude and found to be (2775) Newtons
The gravitational acceleration at this altitude equals
Click here to show solution
2 m / S2
The apparent weight of the girl is
g= 10 m / S2
Click here to show solution
2 m / S2
The apparent weight of the man is
g= 10 m / S2
Click here to show solution
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From the graph line, the mass of the object equals
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with the same speed and in the same direction unless acted upon by an unbalanced force
Click here to show solution
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