Physics, 09.08.2021 20:40 cedricevans41p4j3kx

13. Numerical problems A crowbar of length 1m is pivoted at 20 cm away from the load of 400 N. Calculate (i) Effort applied (ii) MA (iii) VR (iv) Efficiency (v) Show a diagram of the lever. The diameters of the wheel and axle are 0,5 m and 20 cm respectively. Calculate its VR. A pulley system consists of 6 pulleys in order to lift the load of 300 N applying 60 N force. What is its efficiency? 25.

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13. Numerical problems A crowbar of length 1m is pivoted at 20 cm away from the load of 400 N. Calcu...

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