Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test Physics Work Power and Energy

A force acts on a 2 kg object so that its position is given as a function of time as x = 3t²+ 5. What is the work done by this force in first 5 seconds?

1

850 J

2

900 J

3

875 J

4

More than one of the above

5

None of the above

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