0.1 to 0.3 TR
1 to 3 TR
3 to 5 TR
5 to 7 TR
✅ The correct answer is option A.
Mechanical Engineering MCQs
The formula for discharge over a sharp-crested weir and Ogee weir is same as that of a rectangular weir
Agree
Disagree
✅ The correct answer is option A.
A steel containing 12 to 14% chromium and 0.12 to 0.35% carbon is called martensitic stainless steel.
TRUE
FALSE
✅ The correct answer is option A.
A __________ in a boiler is used to put off fire in the furnace of the boiler when the level of water in the boiler falls to an unsafe limit.
blow off cock
fusible plug
stop valve
safety valve
✅ The correct answer is option B.
A rivet is specified by
shank diameter
length of rivet
type of head
length of tail
✅ The correct answer is option A.
CPM requires
single time estimate
double time estimate
triple time estimate
none of these
✅ The correct answer is option A.
The forced circulation of water does not take place in
La-Mont boiler
Lancashire boiler
Velox boiler
Benson boiler
✅ The correct answer is option B.
The tensile strength of the welded joint for double fillet is (where s = Leg or size of the weld, l = Length of weld, and σt = Allowable tensile stress for weld metal)
0.5 s.l.σt
s.l.σt
2 s.l.σt
2.s.l.σt
✅ The correct answer is option C.
The limit of eccentricity for no tensile conditions for a column of circular section of diameter (d) is
d/4
d/8
d/12
d/16
✅ The correct answer is option B.
A molecule consisting of one atom is known as
monoatomic
diatomic
triatomic
polyatomic
✅ The correct answer is option A.