Multiple Choice
The same constant force is used to accelerate two carts of the same mass,initially at rest,on horizontal frictionless tracks.The force is applied to cart A for twice as long a time as it is applied to cart B.The work the force does on A is WA;that on B is WB.Which statement is correct?
A) WA = WB.
B) WA = WB.
C) WA = 2 WB.
D) WA = 4 WB.
E) WB = 2 WA.
Correct Answer:

Verified
Correct Answer:
Verified
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