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A wheel has moment of inertia 5 x 10⁻³ kgm² and is making 20 revolutions per sec. The torque need to stop it in 10 sec is ___ x 10⁻²Nm
Options
(a) 2 π
(b) 2.5 π
(c) 4 π
(d) 4.5 π
Correct Answer:
2 π
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - The friction of the air causes a vertical retardation equal to 10%
- A bomb of mass 30 kg at rest exploded into two pieces of masses 18 kg
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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
- The friction of the air causes a vertical retardation equal to 10%
- A bomb of mass 30 kg at rest exploded into two pieces of masses 18 kg
- The mean distance between the atoms of iron is 3 x 10⁻¹⁰ m and interatomic force
- An ac voltage is applied to a resistance R and an inductor L in series
- Two tangent galvanometers A and B have coils of radii 8 cm and 16 cm respectively
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
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