high pressure and a low velocity
high pressure and a high velocity
low pressure and a low velocity
low pressure and a high velocity
✅ The correct answer is option D.
Engineering MCQs
Ordinary water is sometimes used as moderator when enriched uranium is used as a fuel in nuclear power plants.
Yes
No
✅ The correct answer is option A.
When the relation between the controlling force (Fc) and radius of rotation (r) for a spring controlled governor is Fc = ar + b, then the governor will be
stable
unstable
isochronous
none of these
✅ The correct answer is option B.
The efficiency of Diesel cycle increases with
decrease in cut-off
increase in cut-off
constant cut-off
none of these
✅ The correct answer is option A.
The application of third type levers is found in
handle of a hand pump
hand wheel of a punching press
lever of a loaded safety valve
a pair of tongs
✅ The correct answer is option D.
The absolute zero temperature is taken as
-273°C
273°C
237°F
-237°F
✅ The correct answer is option A.
Workdone by a two-stage reciprocating air compressor per cycle is equal to the workdone in LP. cylinder and H.P. cylinder.
TRUE
FALSE
✅ The correct answer is option A.
The co-efficient of rolling resistance for a truck weighing 63 500 N is 0.018. The rolling resistance to the truck is
1.143 N
11.43 N
114.3 N
1143 N
✅ The correct answer is option D.
An aftercooler is used to
remove impurities from air
reduce volume of air
cause moisture and oil vapour to drop out
cool the air
✅ The correct answer is option C.
The ability of a material to absorb energy in the plastic range is called
resilience
creep
fatigue strength
toughness
✅ The correct answer is option D.