| ⇦ | 
| ⇨ |
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: - A bullet is shot from a riffle. As a result the rifle recoils.The kinetic energy of riffle
- When a bullet of mass 10 g and speed 100 ms⁻¹ penetrates up to distance 1 cm
- For non-conductors, the energy gap is
- If radius of earth’s orbit is made 1/4, the duration of a year will become
- A black body radiates 20 W at temperature 227⁰C. It temperature of the black body
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
- A bullet is shot from a riffle. As a result the rifle recoils.The kinetic energy of riffle
- When a bullet of mass 10 g and speed 100 ms⁻¹ penetrates up to distance 1 cm
- For non-conductors, the energy gap is
- If radius of earth’s orbit is made 1/4, the duration of a year will become
- A black body radiates 20 W at temperature 227⁰C. It temperature of the black body
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