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

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

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Internal Combustion Engines
A hydraulic ram is a device used to

To lift small quantity of water to a greater height when a large quantity of water is available at a smaller height
To lift water from deep wells
Store the energy of water
Increase the pressure of water

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