Laws Of Motion Question 158

Question: A 2 kg block is lying on a smooth table which is connected by a body of mass 1 kg by a string which passes through a pulley. The 1 kg mass is hanging vertically. The acceleration of block and tension in the string will be [RPMT 1997]

Options:

A) 3.27m/s2,6.54N

B) 4.38m/s2,6.54N

C) 3.27m/s2,9.86N

D) 4.38m/s2,9.86N

Show Answer

Answer:

Correct Answer: A

Solution:

Acceleration=m2m1+m2×g

=12+1×9.8=3.27 m/s2 and T=m1a=2×3.27=6.54 N



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