ROTATIONAL MOTION MCQ Quiz: GKFix - Bridge of Knowledge - Page 390

Question 1946

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What is the condition for zero angular acceleration?

Changing axis
Increasing speed
Constant angular velocity
Zero radius

Question 1947

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How is angular acceleration related to torque?

Inversely proportional
Unrelated
Equal
Directly proportional via moment of inertia

Question 1948

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If a rotating body slows down, what is the direction of α relative to ω?

Same as ω
Perpendicular to ω
Circular
Opposite to ω

Question 1949

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What is the vector nature of angular acceleration when ω increases along a fixed axis?

Perpendicular to ω
Opposite to ω
Zero
Same direction as ω

Question 1950

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How does angular acceleration affect rotational motion?

It keeps ω constant
It stops rotation
It changes the axis
It changes the angular velocity