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# Test On Thermo

Rahul Kumar
18/04/2017 0 0
1. All perfect gases change in volume by 1/273th of its original volume at 0°C for every 1°C change in temperature, when the pressure remains constant. This statement is called

(A) Boyle's law

(B) Charles' law

(C) Lussac law

(D) Joule's law

1. When cut-off ratio is __________ the efficiency of Diesel cycle approaches to Otto cycle efficiency.

(A) Zero

(B) 1/5

(C) 4/5

(D) 1

1. The atomic mass of oxygen is

(A) 8

(B) 18

(C) 16

(D) 32

1. The gas turbine cycle with regenerator improves

(A) Thermal efficiency

(B) Work ratio

(C) Avoids pollution

(D) None of these

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