1 g
10 g
100 g
1000 g
✅ The correct answer is option D.
Mechanical Engineering MCQs
The rocker arms in internal combustion engines are of first type levers.
Correct
Incorrect
✅ The correct answer is option A.
The shear modulus of most materials with respect to the modulus of elasticity is
equal to half
less than half
more than half
none of these
✅ The correct answer is option B.
When the body is suspended at the point of suspension, its periodic time and frequency will be __________ as compared to the body suspended at the point of percussion.
same
two times
four times
✅ The correct answer is option A.
The diameter of the rivet hole is usually __________ the nominal diameter of the rivet.
equal to
less than
more than
✅ The correct answer is option C.
The ratio of the brake power to the indicated power is called
mechanical efficiency
overall efficiency
indicated thermal efficiency
volumetric efficiency
✅ The correct answer is option A.
The unit of kinematic viscosity in S. I. units is
N-m/s
N-s/m2
m2/s
N-m
✅ The correct answer is option C.
When the lubricant is forced between the journal and the bearing by external pressure, the bearing is called hydrostatic lubricated bearing.
Agree
Disagree
✅ The correct answer is option A.
In a heat exchanger with one fluid evaporating or condensing, the surface area required is least in
parallel flow
counter flow
cross flow
all of these
✅ The correct answer is option D.
Caster is a
forward tilt of the kingpin
backward tilt of the kingpin
either ‘a’ or ‘b’
none of these
✅ The correct answer is option C.