| ⇦ | 
| ⇨ |
An automobile moves on a road with a speed of 54 km h⁻¹. The radius of its wheels is 0.45 m and the moment of inertia of the wheel about its axis of rotation is 3 kg m². If the vehicle is brought to rest in 15 s, the magnitude of average torque transmitted by its brakes to the wheel is
Options
(a) 10.86 kg m² s⁻²
(b) 2.86 kg m² s⁻²
(c) 6.66 kg m² s⁻²
(d) 8.58 kg m² s⁻²
Correct Answer:
6.66 kg m² s⁻²
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - For transistor action (1) Base, emitter and collector regions should have similar size
- Two positive ions, each carrying a charge q, are separated by a distance d
- A uniform plank of Young’s modulus Y is moved over a smooth horizontal surface
- A source is moving towards an observer with a speed of 20 m/s and having frequency
- Two conducting spheres of radii 5 cm and 10 cm are given a charge of 15 μC each.
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
- For transistor action (1) Base, emitter and collector regions should have similar size
- Two positive ions, each carrying a charge q, are separated by a distance d
- A uniform plank of Young’s modulus Y is moved over a smooth horizontal surface
- A source is moving towards an observer with a speed of 20 m/s and having frequency
- Two conducting spheres of radii 5 cm and 10 cm are given a charge of 15 μC each.
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