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.Management Sciences
Author: Hamad
Which D.C. motor will be preferred for machine tools ?
A. Series motor
B. Shunt motor
C. Cumulative compound motor
D. Differential compound motor
A pipe is defined as ‘hydraulically smooth’, if the friction factor_________________?
A. Is not a function of Reynolds number
B. For a given Reynolds number remains constant even on further smoothening of the pipe
C. Is zero irrespective of the Reynolds number
D. None of these
When two moles of ethyl chloride react with two moles of sodium in the presence of ether what will be formed ?
A. 2 moles of ethane
B. 1 mole of ethane
C. 2 moles of butane
D. 1 mole of butane
RC coupling is used for_____________amplification?
A. Voltage
B. Current
C. Power
D. None of the above
Pick up the wrong statement ?
A. pulsojet requires no ambient air for propulsion
B. ramjet-engine has no turbine
C. turbine drives compressor in a burbojet
D. bypass turbo-jet engine increases the thrust without adversely affecting, the propulsive efficiency and fuel economy
E. propeller is an indirect reaction device
When instruction is delivered by a person close in age or achievement to the person receiving instruction, the process is known as:
A. Individual tutoring
B. Peer Coaching
C. Peer Tutoring
D. None of these
A market is defined as perfectly contestable if ?
A. entry to it and exit from it are both costless
B. entry to it and exit from it are both costly
C. entry to it costless, but exit from it is costless
D. entry to it is costly, but exit from it is costless
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