Q What is the safe maximum speed of a car on a level road taking a sharp circular turn of radius 4 m without reducing the speed , if coefficient of static friction between the tyre and road is 0.1

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Solution

$D e a r s t u d e n t, m a x i m u m v e l o c i t y i s g i v e n b y, v = \sqrt{μ r g} = \sqrt{0.1 \times 4 \times 10} = 2 m / s T h i s 2 m / s i s t h e s a f e m a x i m u m s p e e d f o r t h e c a r R e g a r d s$

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Q What is the safe maximum speed of a car on a level road taking a sharp circular turn of radius 4 m without reducing the speed , if coefficient of static friction between the tyre and road is 0.1

Dear student,maximum velocity is given by,v=μrg=0.1×4×10=2m/sThis 2m/s is the safe maximum speed for the carRegards

$D e a r s t u d e n t, m a x i m u m v e l o c i t y i s g i v e n b y, v = \sqrt{μ r g} = \sqrt{0.1 \times 4 \times 10} = 2 m / s T h i s 2 m / s i s t h e s a f e m a x i m u m s p e e d f o r t h e c a r R e g a r d s$