A 1,000-W motor powers a hoist used to lift cars at a service station. (a) How much time would it take to raise a 1,950-kg car 3 m? | Cheap Nursing Papers

A 1,000-W motor powers a hoist used to lift cars at a service station. (a) How much time would it take to raise a 1,950-kg car 3 m?

(b) If the original motor is replaced with one rated at 2,000 W, how long would it take to complete this task?

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