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1. |
What enables swimming to be possible? |
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A. |
Newton’s law of gravitation |
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B. |
First law of motion |
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C. |
Second law of motion |
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D. |
Third law of motion |
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E |
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Answer |
D |
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INSTRUCTION |
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2. |
Why does a hockey player's push on the ball on the ground cause it to come to a rest after traveling a certain distance? |
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A. |
The body experiences an opposing force |
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B. |
The player ceases to exert force on the ball |
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C. |
There is no net force acting on the ball |
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D. |
The ball is set in motion solely by pushing |
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E |
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Answer |
A |
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Instruction |
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3 |
How can the impact of frictional force be reduced? |
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A |
Utilizing a sleek plane |
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B |
Utilizing a sleek object |
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C |
Applying a lubricant to the surface of contact |
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D |
All of the above |
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E |
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Answer |
D |
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Instruction |
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3 |
Rate of performing work is termed as |
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A |
Motion |
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B |
Power |
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C |
Physical Energy |
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D |
Mechanical energy |
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E |
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Answer |
B |
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Instruction |
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4 |
What is the kinetic energy of a freely falling object upon hitting the ground? |
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A |
Collides and then bounces back |
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B |
Creates a crater in the ground upon impact |
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C |
Converted into heat energy |
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D |
None of the above |
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E |
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Answer |
C |
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Instruction |
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5 |
Which statement is correct about angular momentum? |
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A |
It is a vector quantity |
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B |
It is a scalar quantity |
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C |
It is directly propostional to moment of inertia |
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D |
All of the above |
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E |
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Answer |
C |
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Instrcution |
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