Physics, 23.01.2021 04:20, ortizprecious5183

I RLLY NEED HEL : A rusty pulley is used to lift a 2450 N motorcycle onto a transport truck. What is the efficiency of the pulley if 3500 N is used to lift the motorcycle 1.5 m onto the truck?

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I RLLY NEED HEL : A rusty pulley is used to lift a 2450 N motorcycle onto a transport truck. What is...

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