A trolley T of mass 5 kg on a horizontal smooth surface is pulled by a load of 2 kg through a uniform rope ABC of length 2 m and mass 1 kg. As the load falls from BC = 0 to BC = 2 m, its acceleration (in m/s 2 ) changes from –
A
to 
B
to 
C
to 
D
None of these
Text Solution
Verified by ExpertsThe correct answer is:
B
When BC = 0, a; = 
= 
m/s 2
When BC = 2 m; a' = 
= 
m/s 2
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