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Thursday, 02 April 2026
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A rocket burns 0.01kg of fuel each second and ejects it as a gas with a velocity of ...

A rocket burns 0.01kg of fuel each second and ejects it as a gas with a velocity of 5,000m/s. What force does the gas exert on the rocket?
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
  • A 500,000N
  • B 500N
  • C 50N
  • D 5,000N
  • E 50,000N
Correct Answer: Option C
Explanation:
F =\(\frac{m(v - u)}{T}\)
= \(\frac{0.01(5000 - 0)}{1}\)
= 50N

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