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

question 75

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 = \(\sqrt { 2 }\) v_B.
• B)v_A = 2v_B.
• C)v_A = v_B.
• D)v_B = \(\sqrt { 2 }\) v_A.
• E)v_B = 2v_A.

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