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Laws of Motion — Physics STD 11 Science — Question

Maharashtra BoardEnglish MediumSTD 11 SciencePhysicsLaws of Motion1 Mark
MCQ
A collision of two objects occurs in an inertial frame of reference A. It is also observed by an observer in another inertial frame of reference B moving uniformly with respect to the frame A along the z-axis. Which one of the following is correct?
  • A
    The momentum is conserved in both the frames but the energy may not.
  • B
    The energy is conserved in both the frames but the momentum may not.
  • C
    Momentum along the z-axis only conserved in the two frames.
  • ✓
    Both energy and momentum are conserved in both the frames.
✓

Answer

Correct option: D.
Both energy and momentum are conserved in both the frames.
D

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