wiz-icon
MyQuestionIcon
MyQuestionIcon
1
You visited us 1 times! Enjoying our articles? Unlock Full Access!
Question

A metallic wire of length L metre extends by metre when stretched by suspending a weight Mg from it. The mechanical energy stored in the wire is

A
2Mg
No worries! We‘ve got your back. Try BYJU‘S free classes today!
B
Mg
No worries! We‘ve got your back. Try BYJU‘S free classes today!
C
Mg2
Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses
D
Mg4
No worries! We‘ve got your back. Try BYJU‘S free classes today!
Open in App
Solution

The correct option is C Mg2
Weight Mg moves the centre of gravity of the spring through a distance (0+)2=/2
Mechanicalenergystored=Workdone=Mg/2.

flag
Suggest Corrections
thumbs-up
0
Join BYJU'S Learning Program
similar_icon
Related Videos
thumbnail
lock
Measurement of Significant Figures
CHEMISTRY
Watch in App
Join BYJU'S Learning Program
CrossIcon