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A cart loaded with sand having total mas...

A cart loaded with sand having total mass `m_(0)=1800kg` moves on a straight horizontal road starting from rest under the action of a force of 120N. The sand spills through a small hole hole in the bottom at a rate of 0.5 kg/sec. What will be the vertically of cart after 20 min?

A

120m/s

B

60 m/s

C

80m/s

D

40 m/s

Text Solution

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The correct Answer is:
A
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