G.I2
G2.I2
I2/G
I2/G2
✅ The correct answer is option B.
Mechanical Engineering MCQs
The ultimate analysis of coal consists of the determination of the percentage of
carbon
hydrogen and nitrogen
sulphur and ash
all of these
✅ The correct answer is option D.
Dew point temperature corresponds to the saturation temperature of vapour at its partial pressure.
TRUE
FALSE
✅ The correct answer is option A.
A casting defect which occurs due to improper venting of sand is known as
cold shuts
blow holes
shift
swell
✅ The correct answer is option B.
The natural convection air cooled condensers are used in
domestic refrigerators
water coolers
room air conditioners
all of these
✅ The correct answer is option A.
Steam engines are called external combustion engines.
Yes
No
✅ The correct answer is option A.
The polar moment of inertia of a solid circular shaft of diameter (D) is
✅ The correct answer is option C.
An operation of enlarging the end of a hole cylindrically is known as grooving.
Correct
Incorrect
✅ The correct answer is option B.
In ideal machines, mechanical advantage is __________ velocity ratio.
equal to
less than
greater than
✅ The correct answer is option A.
18/8 stainless steel consists of
18% nickel and 8% chromium
18% chromium and 8% nickel
18% nickel and 18% chromium
8% nickel and 8% chrom
✅ The correct answer is option B.