In the following displacement \((x)\) versus time \((t)\) graph, at which points \(P, Q\) and \(R\) will the object's speed be increasing?
1. \(R\) only
2. \(P\) only
3. \(Q\) and \(R\) only
4. \(P,Q,R\)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe accompanying graph of position \((x)\) versus time \((t)\) represents the motion of a particle. If \(p\) and \(q\) are both positive constants, the expression that best describes the acceleration of the particle is:
1. \(a=-p-qt\)
2. \(a=-p+qt\)
3. \(a=p+qt\)
4. \(a=p-qt\)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. | |
2. | |
3. | 4. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. | \(1~\text{ms}^{-1}\) |
2. | \(2~\text{ms}^{-1}\) m/s |
3. | \(1~\text{ms}^{-1}\) | less than
4. | \(2~\text{ms}^{-1}\) | greater than
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology