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  1. A 500 kg car takes a round turn of radius 50 m with a velocity of 36 km/h. The centripetal force is
    1. 250 N
    2. 750 N
    3. 1000 N
    4. 1200 N
Correct Option: C

Centripetal force =
mv²
 =
500 × (10)²
r50

= 1000 N [∵ 36 km/hr = 10 m/s]


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