Title INSPECTOR FACTORY AND BOILERS - 2015.pdf ✅

Rajasthan Public Service Commission - 2016 Paper : Inspector-of-Factories-and-Boiler-2015 Ques # :1 heat transferred to a closed stationary system constant volume is equal to 1) work transfer 2) increase in internal energy 3) increase in enthalpy 4) increase in gibbs function Ques # :2 there is no stream drum in 1) la mount boiler 2) loffler boiler 3) benson boiler 4) velox boiler Ques # :3 a condenser of a refrigeration system rejects heat at a rate of 120 kw while compressor consumes power of 30 kw. the co-efficient of performance of the system would be 1) 1/4 2) 4 3) 1/3 4) 3 Ques # :4 if the depth of a rectangular beam is halved, the deflection for a beam carrying a mid point load shall be 1) halved 2) doubled 3) four times 4) eight times Ques # :5 stress concentration occurs when

1) nature of the working substance 2) amount of the working substance 3) temperature of the two reservoirs between which the cycle operates 4) type of cycle followed Ques # :10 in high pressure natural circulation boilers, the flue gases flow through the following boiler accessories (a) superheater (b) air heater (c) economiser (d) i.d. fan the correct sequence of the flow of the gases through these boiler accessories is 1) (a) -> (c) -> (d) -> (b) 2) (c) -> (a) -> (d) -> (b) 3) (c) -> (a) -> (b) -> (d) 4) (a) -> (c) -> (b) -> (d) Ques # :11 a refrigerating machine working on reversed cannot cycle takes out 2 kw of heat from the system while working between temperature limits of 300 k and 200 k , the cop and power consumed are respectively 1) 1 and 1 kw 2) 2 and 1 kw 3) 1 and 2 kw 4) 2 and 2 kw Ques # :12 1) 2) 3) 4) Ques # :13
the ratio of modulus of rigidity to modulus of elasticity for a poisson's ratio of 0.25 would be 1) 0.5 2) 0.4 3) 0.3 4) 1.0 Ques # :14 the ability of a material to absorb energy when deformed elastically and to return it when unloaded is called 1) hardness 2) resilience 3) fatigue strength 4) creep Ques # :15 power transmitted through pipes will be maximum when 1) 2) 3) 4) Ques # :16 1) 2) 3)