A 75 kW engine is generating full power. It is able to provide a 800 kg aeroplane a speed…

Physics · JEE Main · NTA ExamsWork, Energy and Power

A 75 kW engine is generating full power. It is able to provide a 800 kg aeroplane a speed of 2.5 m/s. Find the fraction of engine power used. Take g = 10 m/s2.
  1. \(\frac{1}{100}\)
  2. \(\frac{4}{15}\)
  3. \(\frac{5}{200}\)
  4. \(\frac{3}{16}\)

Answer

(D) 3 16

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