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Question

 In a petrol engine, the tendency of detonation increased with –

एक पेट्रोल इंजन में विस्फोट की प्रवृत्ति बढ़ जाती है -

A.

Retarded spark timing

B.

 Running the engine at high speed

C.

Supercharging

D.

 Increasing the cooling rate

Answer ( Option C)

Supercharging

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