Banner 0
Banner 1
Banner 2
Banner 3
Banner 4
Banner 5
Banner 6
Banner 7
Banner 8
Banner 9

Q.

A steel rod has a cross sectional area of 2 cm2. If the rod is subjected to a tensile force of 104N and Young's modulus of steel is 2×1011 N/m2, what is the elastic potential energy stored per unit volume of the rod?

see full answer

Your Exam Success, Personally Taken Care Of

1:1 expert mentors customize learning to your strength and weaknesses – so you score higher in school , IIT JEE and NEET entrance exams.
An Intiative by Sri Chaitanya

a

12 KJ/m3

b

25 KJ/m3

c

6.25 KJ/m3

d

3.5 KJ/m3

answer is C.

(Unlock A.I Detailed Solution for FREE)

Best Courses for You

JEE

JEE

NEET

NEET

Foundation JEE

Foundation JEE

Foundation NEET

Foundation NEET

CBSE

CBSE

Detailed Solution

stress σ=1O42×10−4N/m2=5×107 N/m2∴ u=σ22Y=5×10722×2×1011 J/m3=6.25 KJ/m3
Watch 3-min video & get full concept clarity
score_test_img

courses

No courses found

Get Expert Academic Guidance – Connect with a Counselor Today!

best study material, now at your finger tips!

  • promsvg

    live classes

  • promsvg

    progress tracking

  • promsvg

    24x7 mentored guidance

  • promsvg

    study plan analysis

download the app

gplay
mentor

Download the App

gplay
whats app icon
personalised 1:1 online tutoring