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The minimum velocity (in ms⁻¹) with which a car driver must traverse a flat curve of radius 150 m and coefficient of friction 0.6 to avoid skidding is
Options
(a) 60 ms⁻¹
(b) 30 ms⁻¹
(c) 15 ms⁻¹
(d) 25 ms⁻¹
Correct Answer:
30 ms⁻¹
Explanation:
Using the relation,
or v² = μrg
= 0.6 x 150 x 10
v = 30 ms⁻¹.
Related Questions: - A proton is projected with a speed of 3×10⁶ m/s horizontally from east to west.
- Dispersion of light is caused due to
- Starting from the origin, a body oscillates simple harmonically with a period of 2s
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Topics: Laws of Motion
(103)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A proton is projected with a speed of 3×10⁶ m/s horizontally from east to west.
- Dispersion of light is caused due to
- Starting from the origin, a body oscillates simple harmonically with a period of 2s
- A thermodynamic system undergoes cyclic process ABCDA as shown in figure
- The number of photo electrons emitted for light of a frequency v
Topics: Laws of Motion (103)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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