Internal Combustion Engines
Pick up the wrong statement about supercharging

Supercharging at high altitudes is essential
Supercharging results in fuel economy
There can be limited supercharging in petrol engines because of detonation
Supercharging reduces knocking in diesel engines

ANSWER DOWNLOAD EXAMIANS APP

Internal Combustion Engines
In a coil ignition system of petrol engines, a condenser is connected across the contact breaker in order to

None of these
Cause more rapid break of the primary current, giving a higher voltage in the secondary circuit
Both (A) and (B)
Prevent sparking across the gap between the points

ANSWER DOWNLOAD EXAMIANS APP