Equal Amounts of Work Are Performed on Two Bodies, a and B

question 26

Multiple Choice

Equal amounts of work are performed on two bodies, A and B, initially at rest, and of masses M and 2M respectively. The relation between their speeds immediately after the work has been done on them is

• A) v_A = v_B.
• B) v_A = 2v_B.
• C) v_A = v_B.
• D) v_B = v_A.
• E) v_B = 2v_A.

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