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A car of mass m=1000 kg is moving with constant speed v=10 m/s on a parabolic shaped bridge AFOE of span l=40 m and height h=20 m as shown in the figure. Then the net force applied by the bridge on the car, when it is at point F is :Assume g=10 ms−2 |
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Answer» A car of mass m=1000 kg is moving with constant speed v=10 m/s on a parabolic shaped bridge AFOE of span l=40 m and height h=20 m as shown in the figure. Then the net force applied by the bridge on the car, when it is at point F is : |
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