A motorcycle is travelling on a curved track of radius $500\,m$. If the coefficient of friction between road and tyres is $0.5$, the speed avoiding skidding will be ....... $m/s$
$50 $
$75$
$25$
$35$
A motorcycle is travelling on a curved track of radius $500\,m$. If the coefficient of friction between road and tyres is $0.5$, the speed avoiding skidding will be ....... $m/s$
$v = \sqrt {\mu rg} = \sqrt {0.5 \times 500 \times 10} = 50\;m/s$
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