Engineering

Heat Engines MCQs: 490 Questions & Answers in Engineering

490 Heat Engines MCQs in Engineering with answers & explanations. Page 2. Practice objective questions for competitive exams, interviews & self-assessment —… Use the answer toggle below to show or hide all solutions, tap an option to check one question, or open a question for its own page.

Page 2 of 25

Show answers

Answers hidden — tap an option or use “View Answer” on each question.

Heat Engines MCQs: 490 Questions & Answers in Engineering

A coal contains 3.5% sulphur by weight, as fired, and all the sulphur may be assumed to go to formation of sulphur dioxide. How many tonnes of SO2 are produced per day of the firing rate is 35 tonnes per hour

Free air is air at

The total length of 40 mid-ordinates on a simple steam engine indicator diagram is 17 cm. The pressure scale is 0.6 kg/sq-cm. The mean effective pressure would be

De-Laval turbine is mostly used

Air fuel ratio for a jet engine is of the order of

Calorific value of methane gas can be determined by

Which one of the following factors will not assist in improving thermal efficiency of a compression ignition engine?

A diesel power plant is best suited as

Excessive moisture in steam in a steam turbine is likely to result in

According to Boyle's law

An optical pyrometer works on the principle of

Air fuel ratio for a jet engine is of the order of

The top ring nearest to the piston crown is known as

The vapour pressure is related to the enthalpy of vaporization in

Flash point of a liquids is the temperature at which

According to kinetic theory of heat

Ricardo's theory is associated with

Regenerative feed heating of steam turbines is done primarily to

A 'blue' flame is

The thermal efficiency of a dual cycle engine with fixed compression ratio and fixed quantity of het and with increase in pressure ratio, will

Study tips for Heat Engines