A machine with a velocity ratio of 5 requires 150J of work to raise a 500N load through a vertical distance of 200cm,calculate: a)the efficiency b)the M.A of the machine


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Question Number 34571 by NECx last updated on 08/May/18

$A m a c h i n e w i t h a v e l o c i t y r a t i o$ $o f 5 r e q u i r e s 150 J o f w o r k t o r a i s e$ $a 500 N l o a d t h r o u g h a v e r t i c a l$ $d i s t a n c e o f 200 c m, c a l c u l a t e :$ $a) t h e e f f i c i e n c y$ $b) t h e M . A o f t h e m a c h i n e$
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