venturimeter
orifice meter
pitot tube
all of these
✅ The correct answer is option D.
Mechanical Engineering MCQs
Which of the following charts are used for plant layout design?
Operation process chart
Man machine chart
Travel chart
all of these
✅ The correct answer is option D.
A reed type tachometer use the principle of
longitudinal vibration
torsional vibration
transverse vibration
damped free vibration
✅ The correct answer is option C.
The superheated vapour region, in a pressure enthalpy chart, is represented by the space
to the left of saturated liquid line
to the right of saturated liquid line
between the saturated liquid line and saturated vapour line
none of the above
✅ The correct answer is option C.
In a boiler, the heat is lost
to dry flue gases
in moisture present in the fuel
to steam formed by combustion of hydrogen per kg of fuel
all of the above
✅ The correct answer is option D.
The specific weight of water in S.I. units is taken as
9.81 kN/m3
9.81 x 103 kN/m3
9.81 x 10-6 N/mm3
any one of these
✅ The correct answer is option A.
In plunge grinding
the work is reciprocated as the wheel feeds to produce cylinders longer than the width of wheel face
the work rotates in a fixed position as the wheel feeds to produce cylinders equal to or shorter than the width of wheel face
the work is reciprocated as the wheel feeds to produce cylinders shorter than the width of wheel face
the work rotates in a
✅ The correct answer is option B.
A fuel of an octane number rating of 75 matches in knocking intensity as a mixture of
75% iso-octane and 25% normal heptane
75% normal heptane and 25% iso-octane
75% petrol and 25% diesel
75% diesel and 25% pet
✅ The correct answer is option A.
Enriched uranium may contain fissionable contents from
1 to 40%
10 to 50%
1 to 80%
1 to 99%
✅ The correct answer is option D.
Which of the following bulb in a car will have the least wattage ?
Head light bulb
Stop light bulb
Parking light bulb
Ignition warning bulb
✅ The correct answer is option D.