1.

Two masses \[{{m}_{1}}=5\,kg\] and \[{{m}_{2}}=4.8\,kg\] tied to a string are hanging over a light frictionless pulley. What is the acceleration of the masses when they are free to move \[(g=9.8\,\,m/{{s}^{2}})\] [AIEEE 2004]

A.             \[0.2\,\,m/{{s}^{2}}\]
B.             \[9.8\,\,m/{{s}^{2}}\]
C.             \[5\,\,m/{{s}^{2}}\]
D.                           \[4.8\,\,m/{{s}^{2}}\]
Answer» B.             \[9.8\,\,m/{{s}^{2}}\]


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