Published by:
CGP EDU Academic Team
Published on: August 13, 2026
Young's modulus of a string is 
, length of the wire without any force applied in 
and area is 
. If this wire is stretched by a length of 
. The energy stored in this string is transferred to a particle of mass 20 grams. Find speed of the partcile
A
B
C
D
Text Solution
Verified by ExpertsThe correct answer is:
A
Young's modulus 
Energy stored in the string due to extension 
volume
volume
From energy conservation
volume
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