Force \(F\) on a particle moving in a straight line varies with distance \(d\) as shown in the figure. The work done on the particle during its displacement of \(12\) m is:
1. \(21\) J
2. \(26\) J
3. \(13\) J
4. \(18\) J
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyA body of mass 3 kg is under a constant force which causes a displacement s in metres in it, given by the relation s = t2, where t is in sec. Work done by the force in 2 sec is:
1.
2.
3.
4.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology\(300 ~\text{J}\) of work is done in sliding a \(2~\text{kg}\) block up an inclined plane of height \(10~\text{m}\). Taking \(g=\) \(10\) m/s2, work done against friction is:
1. \(200 ~\text{J}\)
2. \(100 ~\text{J}\)
3. \(\text{zero}\)
4. \(1000 ~\text{J}\)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology