ROTATIONAL MOTION MCQ Quiz: GKFix - Bridge of Knowledge

Question 2591

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What is the primary reason the center of mass concept is useful in physics?

It measures the size of the object
It tells the color of the object
It allows complex systems to be treated as point masses
It counts the number of particles

Question 2592

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A man stands on a raft floating on water. If he walks to one end, what happens to the raft?

It stays still
It moves forward
It moves in the opposite direction
It sinks

Question 2593

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Where is the center of mass of a uniform cone (solid) from its apex?

h/2 from the apex
2h/3 from the apex
3h/4 from the apex
h/4 from the apex

Question 2594

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If all particles in a system move with the same velocity, what is the velocity of the center of mass?

Zero
Half of it
Same as the particle velocity
Twice of it

Question 2595

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A system consists of particles with positions and masses. The sum of mass times position vectors is S, and total mass is M. What is the center of mass?

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