all parts of the weld section are molten at the same time
weld cools almost uniformly
results in a minimum problem with internal residual stresses
all of the above
✅ The correct answer is option D.
Mechanical Engineering MCQs
In turbines, the fluid undergoes a continuous steady flow process and the speed of flow is
low
very low
high
very high
✅ The correct answer is option D.
Both the Ericsson and Joule’s cycle have two constant pressure processes.
TRUE
FALSE
✅ The correct answer is option A.
Lancashire boiler is used where working pressure and power required are
low
moderate
high
none of these
✅ The correct answer is option B.
In order to have a good grip on the pulley, the V-belt should touch the bottom of the groove in the pulley.
TRUE
FALSE
✅ The correct answer is option B.
In order to avoid cavitation in centrifugal pumps
the suction pressure should be high
the delivery pressure should be high
the suction pressure should be low
the delivery pressure
✅ The correct answer is option A.
A front stabilizer bar is used to
increase vehicle load-carrying capacity
provide a softer ride
control suspension movement and body roll
all of the above
✅ The correct answer is option C.