| ⇦ | 
| ⇨ |
Thin uniform rod of length L, cross-sectional area A and density ρ is rotated about an axis passing through centre and perpendicular to its length with angular velocity ?. What will be its rotational energy?
Options
(a) ρAL³?ￂﾲ/24
(b) ρAL²?ￂﾲ/12
(c) ρAL³?ￂﾲ/12
(d) ρA²L?ￂﾲ/24
Correct Answer:
ρAL³?ￂﾲ/24
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - In stretching a spring by 2 cm, energy stored is given by U. Had is been stretched
- When an object is placed 40cm from a diverging lens, its virtual image is formed 20 cm
- A bar magnet of moment M and pole strength m is cut into parts of equal lengths.
- Two circuits have a mutual inductance of 0.1 H. What average e.m.f. is induced
- The ratio of the nuclear radii of elements with mass numbers 216 and 125 is
Topics: Motion of system of Particles and Rigid Body
(73)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In stretching a spring by 2 cm, energy stored is given by U. Had is been stretched
- When an object is placed 40cm from a diverging lens, its virtual image is formed 20 cm
- A bar magnet of moment M and pole strength m is cut into parts of equal lengths.
- Two circuits have a mutual inductance of 0.1 H. What average e.m.f. is induced
- The ratio of the nuclear radii of elements with mass numbers 216 and 125 is
Topics: Motion of system of Particles and Rigid Body (73)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply