issel16 issel16

09-12-2022
Physics

Answered

How much work (if any) must the speed boosters do on the cart to make sure the cart can reach the
top of the hill?
A The speed boosters need to do about 12,100 J of work to the cart.
B The speed boosters do not need to do any work to the cart.
C The speed boosters need to do about 7,900 J of work to the cart.
D The speed boosters need to do about 20,000 J of work to the cart.

Answer :

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