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Standard XII
Physics
Question

Linear momentum and angular momentum have the same dimensions in:
  1. mass and length
  2. mass and time
  3. length and time
  4. mass, length and time

A
mass and length
B
mass, length and time
C
mass and time
D
length and time
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Solution
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Linear momentum =mv=[M1L1T−1]
Angular momentum =mvr=[M1L2T−1]
Hence, linear and angular momenta have same dimensions in mass and time.

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