A. 3.300
B. 1.279
C. 0.932
D. 0.782

Correct Answer: Option D

D. 0.782

Explanation

R.d = Wt in Air-Wt in Air-Wt in water

= (60.0−48.2)/(60.0−44.9)

= 0.782

SEE ALSO  An external force of magnitude 100N acts on a particle of mass 0.15kg for 0.03s. Calculate the change in the speed of the particle

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