C:-Reducing the discharge
D:-Reducing the suction head
Correct Answer:- Option-D
Question39:-In low carbon steels, the presence of small quantities of sulphur improves
A:-Formability
B:-Machinability
C:-Weldability
D:-Hardenability
Correct Answer:- Option-B
Question40:-Moment of inertia of a body does not depend on
A:-Axis of rotation of the body
B:-Mass of the body
:-Angular velocity of the body
D:-Distribution of mass in the body
Correct Answer:- Option-C
Question41:-Which of the following does not pertain to inventory management?
A:-Production schedule
B:-State of merchandise
C:-Control of stock
D:-Effective running of stores
Correct Answer:- Option-A
Question42:-In value engineering, the term value refers to
A:-relation between productivity and cost
-market value
C:-relation between cost and efficiency
D:-relation between function and cost
Correct Answer:- Option-D
Question43:-The throttling operation in a refrigeration cycle is carried out in
A:-evaporator
-capillary tube
C:-discharge valve
D:-expansion valve
Correct Answer:- Option-B
Question44:-The amount of moisture in air can be measured by
A:-Sling psychrometer
-Mass spectrometer
C:-Photometer
D:-Thermistor
Correct Answer:- Option-A
Question45:-Which of the following is not a correct statement?
A:-The balls in a ball bearing remain in position due to centrifugal force
B:-Cage is made hardest of all parts in ball bearings
C:-Spherical roller bearings have the capacity for self-alignment
D:-Roller bearings have higher load capacity than that of ball bearings for a given overall size
Correct Answer:- Option-A
Question46:-Which of the following thermocouples can measure temperature in a comparatively higher range?
A:-Chromel-alumel
B:-lron-constantan
C:-Iridium-rhodium
D:-Platinum-rhodium
Correct Answer:- Option-C
Question47:-Gears produced by die casting are generally used for
igh torque transmission
-light duty
C:-low temperature application
D:-high axial thrust transmission
Correct Answer:- Option-B
Question48:-The difference between the maximum material limits of mating parts is known as
A:-Deviation