Q6. 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 (1) 60 (2) 30 (3) 15 (4) 25
What This Question Tests
This question assesses the ability to calculate the minimum safe velocity for a car on a flat curved road by equating centripetal force with maximum static friction.
Concepts Tested
Formulas Used
F_c = mv^2/r
F_friction = μ_s N
N = mg
v = sqrt(μ_s rg)
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📋 Question Details
- Chapter
- Laws of Motion
- Topic
- Circular motion
- Year
- 2002
- Shift
- Unknown
- Q Number
- Q6
- Type
- MCQ
- NCERT Ref
- Class 11 Physics Ch 5: Laws of Motion
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