The pressure and temperature conditions of air at the suction of compressor are_________________?
A. atmospheric
B. slightly more than atmospheric
C. slightly less than atmospheric
D. pressure slightly more than atmospheric and temperature slightly less than atmospheric
The overall isothermal eiffciency of compressor is defined as the ratio of_______________?
A. Isothermal h.p. to the bhp of motor
B. Isothermal h.p. to adiabatic h.p.
C. Power to drive compressor to isothermal h.p.
D. Work to compress air isothermally to work for actual compression
Adiabatic compression is one in which___________________?
A. Temperature during compression remains constant
B. No heat leaves or enters the compressor cylinder during cornpression
C. Temperature rise follows a linear relationship
D. Work done is maximum
Russian President Vladimir Putin belong to which Political Party?
A. Republic party of russia
B. United russia
C. Communist russia
D. All russia people’s front
Which two Asian countries are ranked with 89% of people expressing patriotism towards their homeland.
A. Pakistan & vietnam
B. Pakistan & bangladesh
C. Afghanistan & india
D. China & india
PCIW stands for___________?
A. Police criminal investigation wing
B. Popcorn cut and invest company
C. Pakistan commissioner for indus waters
D. Peep core in water