A. distribute charge, equally to all the cylinders
B. regulate power
C. feed lub oil to all moving parts
D. time the spark
E. inject fuel at appropriate time
Related Mcqs:
- The magneto in an automobile is basically__________________?
C. transformer
B. d.c. generator
C. capacitor
D. magnetic circuit
E. a.c. generator - Piston rings are plated with chromium,cadmium or phosphate in order to__________________?
A. reduce cost
B. improve surface finish
C. prevent clogging
D. reduce wear and eliminate scuffing
E. improve heat transfer - In A-B-C control policy, maximum attention is given to__________________?
A. those items which consume money
B. those items which are not readily available
C. those x items which are in more demand
D. those items which consume more money
E. proper quality assurance program-mes - Points of arrest for iron correspond to__________________?
A. stages at which allotropic forms change
B. stages at which further heating does not increase temperature for some time
C. stages at which properties do not change with increase in temperature
D. there is nothing like points of arrest
E. none of the above - If partial pressure of air and steam be pa and ps respectively in a condenser, then according to Dalton’s law, the pressure in condenser is equal to__________________?
A. Ps-Pa
B. pa-ps
C. Pa+P
D. non of these - The change in internal energy in steam engines equals to__________________?
A. work done during the rankine cycle ;
B. work done during compression.
C. work done during adiabatic expansion
D. change in enthalpy
E. none of the above - Primary air is the air used to__________________?
A. provide air around burners for obtaining optimum combustion
B. transport and dry the coal
C. convert CO (formed in lower zone of furnace) into C02 at higher zone
D. air-delivered by forced draft fan
E. none ot the above - Feed water conditioning in thermal power plants in done to__________________?
A. reduce hardness and for removal of solids
B. increase efficiency-of thermal power plant
C. increase *heat transfer rate
D. increase steam parameters
E. all of the above - The function of a fuel pump in a petrol pump is to______________________?
A. inject fuel in cylinder
B. supply fuel when carburettor fails
C. pump fuel so that it reaches carburettor (to improve thermal efficiency)
D. does not exist - The function of injector used in small steam plants is to________________?
A. create vacuum in furnace
B. create vacuum at turbine exhaust
C. pump feed water
D. dose chemicals in feed water
E. control steam temperature by injecting water
