alleryStart learning →For a vehicle on the top of a convex bridge, the centripetal equation is
AN + mg = mv²/r
BN = mv²/r
CN - mg = mv²/r
Dmg - N = mv²/r
Answer & Solution
Correct answer: D. mg - N = mv²/r
Weight acts towards the centre and normal reaction away from it, so mg - N supplies mv²/r.
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