Two particles have been projected at angles 64° and 45° to the horizontal. If the velocity of projection of first is 10 m/sec, the velocity of projection of the other for equal horizontal ranges is

Two particles have been projected at angles 64° and 45° to the horizontal. If the velocity of projection of first is 10 m/sec, the velocity of projection of the other for equal horizontal ranges is
  • A.  7.3 m/sec
  • B.  8.3 m/sec
  • C.  6.3 m/sec.
  • D.  9.3 m/sec
  • Correct Answer: Option D
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