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An inclined plane which makes an angle of 30o with the horizontal has a velocity...

Physics
JAMB 1990
An inclined plane which makes an angle of 30o with the horizontal has a velocity ratio of
  • A. 2
  • B. 1
  • C. 0.866
  • D. 0.50
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Correct Answer: Option A
Explanation
V.R = \(\frac{1}{sin\theta}\)

= \(\frac{1}{sin30}\)

= 2
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