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Heat and Thermodynamics question

2022 · 24 Jun · Shift 2 · Q58
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  5. /2022 · 24 Jun · Shift 2 · Q58

Heat and Thermodynamics question

2022 · 24 Jun · Shift 2 · Q58

JEE MainPhysicsHeat and ThermodynamicsMCQ+4 / −1
A 100 g of iron nail is hit by a 1.5 kg hammer striking at a velocity of 60 ms −-− 1. What will be the rise in the temperature of the nail if one fourth of energy of the hammer goes into heating the nail? [Specific heat capacity of iron = 0.42 Jg −-− 1 ∘^\circ∘ C −-− 1]
  1. A
    675 ∘^\circ∘ C
  2. B
    1600 ∘^\circ∘ C
  3. C
    16.07 ∘^\circ∘ C
  4. D
    6.75 ∘^\circ∘ C
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