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Gravitation question

2022 · 28 Jun · Shift 2 · Q54
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  5. /2022 · 28 Jun · Shift 2 · Q54

Gravitation question

2022 · 28 Jun · Shift 2 · Q54

JEE MainPhysicsGravitationMCQ+4 / −1
Water falls from a 40 m high dam at the rate of 9 ×\times× 104 kg per hour. Fifty percentage of gravitational potential energy can be converted into electrical energy. Using this hydroelectric energy number of 100 W lamps, that can be lit, is : (Take g = 10 ms −-− 2)
  1. A
    25
  2. B
    50
  3. C
    100
  4. D
    18
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