Physics · 2023
JEE Main · 12 April 2023, Shift 1 · Q52
To maintain a speed of 80 km / h by a bus of mass 500 kg on a plane rough road for 4 km distance, the work done by the engine of the bus will be ____…
To maintain a speed of $\displaystyle 80 \mathrm{~km} / \mathrm{h}$ by a bus of mass $\displaystyle 500$ kg on a plane rough road for $\displaystyle 4$ km distance, the work done by the engine of the bus will be $\displaystyle \_\_\_\_$ KJ. [The coefficient of friction between tyre of bus and road is $\displaystyle 0.04$ .]
Official answer
From NTA’s final answer key for this paper.
784
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JEE Main 2023 Physics question, with the answer from NTA’s final answer key. Where our answers come from.