Question

In IC engine, the throttle controls ___________

(a) Quantity of charge

(b) Engine speed

(c) Fuel into cylinder

(d) Engine load

I had been asked this question in an international level competition.

Query is from Components of Fuel Supply System topic in chapter Ignition and Power Transmission of Farm Machinery

Answer 1

Correct choice is (a) Quantity of charge

The best explanation: Throttle is a butterfly valve between the mixing chamber of the carburettor and the inlet manifold of the engine to regulate the quantity of charge. It may be operated by a hard lever, a foot lever or a governor.