- 1(current)
Q. No.The relationship between force and position is shown in the given figure (in a one-dimensional case). The work done by the force in displacing a body from \(x = 1\) cm to \(x = 5\) cm is:
1. \(20\) ergs
2. \(60\) ergs
3. \(70\) ergs
4. \(700\) ergs
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyA position dependent force \(F=7-2x+3x^2\) N acts on a small body of mass \(2\) kg and displaces it from \(x = 0\) to \(x = 5\) m. The work done in joule is:
| 1. | \(70\) | 2. | \(270\) |
| 3. | \(35\) | 4. | \(135\) |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. \(\frac{4}{3}~\text{J}\)
2. \(\frac{5}{6}~\text{J}\)
3. \(\frac{3}{2}~\text{J}\)
4. \(\frac{7}{5}~\text{J}\)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology| 1. | no work is done by the tangential force. |
| 2. | no work is done by the centripetal force. |
| 3. | work done by the tangential force is always positive. |
| 4. | work done by the centripetal force is negative. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology- 1(current)
Q. No.
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