motion of a child on a swing is _____
motion of a needle of a sewing machine
is _____
Motion of a wheel of a bicyle is ___
Why can a pace or Footstep can not be used as a standard unit of length?
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Why can a pace or Footstep can not be used as a standard unit of length?
Ans-Because footsteps of person vary from people to people and thus, it can't be the standard unit for length but yes, we can keep it as an approximate length but it won't be either helpful or convenient
motion of a child on a swing is peridic.
motion of a needle of a sewing machine
is oscillatory motion.
Motion of a wheel of a bicyle is circulatory motion.
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