Two blocks of masses 2kg and 3kg care connected by tight string as
shown in Fig and placed on a horizontal surface given, M = 0.1 and
The acclaration of system. When the force copplied F= 45N.
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velocity of center of mass
Vcm=m1×v1/m1+m2=2×5+3×(-5)/5=10-15/5=-1m/s
velocity of 2kg of mass in frame of centre of mass=5-(-1)=6m/s
Dustence of centre of mass from 2kg mass
r1=3/(2+3)×(1)=3/5m
Fc=mv^2/r1
T=2×(6)^2/3/5=2×36×5/3=120N
Therefore,tension in the string is 120 N
thank you^_^
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