1.
In open cycle turbojet engines used in military aircraft, reheating the exhaust gas from the turbine by burning, more fuel is used to increase the

2.
The efficiency of the vane blower is (where W1 = Work done due to compression and W2 = Work done due to back flow)

3.
A compressor at high altitudes will require ________ power.

4.
In a jet propulsion unit, the products of combustion after passing through the gas turbine are discharged into

5.
In jet engines the products of combustion after passing through the gas turbine are discharged into

6.
Pick up the false statement

7.
The closed cycle in gas turbines

8.
Efficiency of gas turbine is increased by

9.
The pressure ratio for an open cycle gas turbine compared to closed cycle gas turbine of same h.p. is

10.
Air-fuel ratio in a jet engine will be of the order of

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