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Two blocks with masses 2kg and 3kg are connected to a Pulley as shown. force acting on the pulley varies with time t as F = 20t where F is in Newtons and t is in seconds. velocity of 2 kg mass when 3kg mass is just lifted from the ground is

yashra singh , 5 Years ago
Grade 12th pass
anser 1 Answers
Vikas TU

Last Activity: 5 Years ago

Dear student  
let tension in string is T and accelaration is a 
T -mg = ma 
Mg - T = Ma 
a = M-m /(M+m) = g/3 
T = mg + ma 
= 200/3N 
F = 2T 
= 400/3 N 

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