﻿ Q. 2 prove that efficiency of a is the ratio between actual mechanicaladvantage and velocity ratio.​ , 21.04.2020 09:10, suchitrapawan

# Q. 2 prove that efficiency of a is the ratio between actual mechanicaladvantage and velocity ratio.​   ### Other questions on the subject: Physics Physics, 19.08.2019 06:00, sandhu2840
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49. the block of mass 'm' equal to 100 kg isbeing pulled by a horizontal forcef = 2 mg applied to a string as shown inthe following figure (take g= 10 m/s2).the pulley is massless and is fixed at theedge of an immovable table. what is thevalue of force exerted by the supportingtable on the pulley? f=2mgmodu(a) 2828 n(c) 2190 n(b) 2930 n(d) 2780 n​ Physics, 21.08.2019 00:00, arpita734
Compare and contrast action-reaction forces and balanced forces.
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Q. 2 prove that efficiency of a is the ratio between actual mechanical

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