The air-fuel ratio of the petrol engine is controlled by__________________?

Related Mcqs:

In a cycle, the spark lasts roughly for ____________________?

A. 1 sec B. 0.1 sec C. 0.01 sec D. 0.001 sec E. 0.0001 sec...

The thermal efficiecny of a diesel cycle having fixed compression ratio, with increase in cut-off ratio will___________________?

A. increase B. decrease C. be independent D. may increase or decrease depending on other factors E. none of the above...

Pour point of fuel oil is the_________________?

A. minimum temperature to which oil is heated in order to give off inflammable vapours in sufficient quantity to ignite momentarily when brought in contact with a flame B. temperature at which it solidifies or congeals C. it catches fire without external aid D. indicated by 90% distillation temperature i.e., when 90% of sample oil … Pour point of fuel oil is the_________________?Read More...

The pistons are usually given a coating such as tin plating in order to________________?

A. reduce weight B. conduct heat efficiently C. reduce possibility of scoring D. reduce friction E. increase lubrication effect...

The specific fuel consumption for a petrol engine first decreases with increase in fuel air ratio and then increases with further increase in fuel air ratio. The minimum value occurs in the range of__________________?

A. lean mixture B. chemically correct mixture C. rich mixture D. unpredictable E. none of the above...