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NLC Technical Quiz 1
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Question 1
The process of making hollow castings of non-circular shape and desired thickness by permanent mould without the use of cores is known as ____.
Question 2
A reversible engine operates between temperatures 900 k and T2(T2 < 900K) and another reversible engine between T2 and 400 K (T2>400 K) in series. The value of T2 if work outputs of both the engines are equal is
Question 3
The change of bending moment w.r.t distance is equal to _______.
Question 4
Water-tube boilers are preferred for
Question 5
As per the Kennedy’s theorem, the instantaneous centres of three links having relative motion lies on a __________.
Question 6
The number of radiation shield screens in case of radiation heat transfer to reduce the radiation heat exchange by 80% is __________.
Question 7
The maximum efficiency of self locking screw is :
Question 8
A refrigeration plant uses a condenser with heat rejection ratio of 1.2. If the capacity of the plant is 210 kJ/min, then the value of the COP of the refrigeration plant is
Question 9
It is recommended that the diffuser angle should be kept less than 18 ° because
Question 10
The cycle in which heat is supplied at constant volume and rejected at constant pressure is known as
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ESE & GATE MEGeneralMay 27ESE & GATE ME