The momentum of a particle is given by P =(4 t i -4 t j ) kgm / s . Select the correct…
Physics · JEE Advanced · NTA Exams — Laws of Motion
The momentum of a particle is given by \(\overrightarrow{\mathrm{P}}=(4 \sin t \hat{\mathrm{i}}-4 \cos t \hat{\mathrm{j}}) \mathrm{kgm} / \mathrm{s}\). Select the correct alternative(s).
- Momentum P of the particle is always parallel to F .
- Momentun P of the particle is always perpendicular to F .
- Magnitude of momentum P is always constant.
- None of the above
Answer
(B) Momentun P of the particle is always perpendicular to F ., (C) Magnitude of momentum P is always constant.
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