Answer to Question #268172 in Physics for Thdds

Question #268172

Mr. Ampere, of weight 680 N, was contacted to install wireless security cameras at a very busy shop. The ladder he used was 4.5 m long and its mass was 5 kg. It took him 18 s to reach the roof top of the shop is 4 m high. What would be Mr Ampere average power output

Expert's answer

"P=W\/t=mgh\/t=680\\cdot4\/18=151\\ (W)" . Answer

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