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JEE Advanced Model Paper 13 with solutions for online practice
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Question : 13
Total: 60
A uniform bar (elastic) is kept on smooth horizontal plane and two forces areapplied as shown in figure.
Select the correct statement(s).
Change in length of the bar is zero
Strain in the bar is non uniform
Strain energy density in the bar is non uniform
No strain energy is stored in the bar
Validate
Solution:
Left half is in compression and right half is in tension. Net elongation is zero.Energy is stored in both the parts.
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