a) Main jet b) Compensating jet c) Float chamber d) Economiser Answer: c Explanation: Float chamber is ...
View QuestionWhat is the range of pressure created at fuel injection pump?
a) 120 kg/cm2-300 kg/cm2 b) 106 kg/cm2-120 kg/cm2 c) 106 kg/cm2-300 kg/cm2 d) 120 kg/cm2-248 kg/cm2 Answer: ...
View QuestionWhich component of the carburettor is used to produce low pressure in the throat of the carburettor?
a) Throttle b) Main jet c) Choke d) Venturi tube Answer: d Explanation: Venturi tube is provided ...
View QuestionWhat is the formula for A.P.I. degrees used in gravity tests for fuels?
a) A.P.I. degrees = \(\frac{141.5}{specific \, gravity \, of \, oil \, at \, 60°F} \)-131.5 b) A.P.I. ...
View QuestionThe measure of knock characteristics of a fuel is known as ______
a) Cetane number b) Octane number c) Calorific value d) Volatility Answer: b Explanation: The percentage of ...
View QuestionEngines of different cylinder dimensions, power and speed can be compared on the basis of __________
a) maximum pressure b) fuel consumption c) mean effective pressure d) unit power Answer: c Explanation: Basically, ...
View QuestionWhich of the following is not a type of transmission dynamometer?
a) Epicyclic train dynamometer b) Belt transmission dynamometer c) Rope break dynamometer d) Torsion dynamometer Answer: c
View QuestionA four cylinder two- stroke cycle engine with a swept volume of 750 cm^3 per cylinder gives a specific fuel consumption of 0.25 kg KW^-1 h^-1. When developing a brake mean effective mean pressure 650 kPa at 1500 rpm. What is the brake thermal efficiency, if the calorific value is 40 MJ kg^-1?
A four cylinder two- stroke cycle engine with a swept volume of 750 cm3 per cylinder gives a ...
View QuestionWhat is the formula of controlling force (Fc) of a governor?
What is the formula of controlling force (Fc) of a governor? a) Fc = n2 ω r b) ...
View QuestionWhat is the name of the phenomenon caused in a governor in which the speed of the engines fluctuates continuously above and below the mean speed?
a) Firing interval b) Air-Supply measurement c) Sensitiveness of Governor d) Governor hunting Answer: d Explanation: A ...
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