tool is stationary and work reciprocates
work is stationary and tool reciprocates
tool moves over stationary work
tool moves over recipr
✅ The correct answer is option A.
Mechanical Engineering MCQs
The universal gas constant (or molar constant) of a gas is the product of
molecular mass of the gas and the gas constant
atomic mass of the gas and the gas constant
molecular mass of the gas and the specific heat at constant pressure
molecular mass of the
✅ The correct answer is option A.
The angle of inclination with the vertical is __________ if the cyclist is running at a faster speed than that when he is running at a slower speed.
more
less
✅ The correct answer is option A.
Which one of the following sets of constituents is expected in equilibrium cooling of a hyper-eutectoid steel from austenitic state?
Ferrite and pearlite
Cementite and pearlite
Ferrite and bainite
Cementite and martensi
✅ The correct answer is option B.
In a reciprocating steam engine, which of the following forms a kinematic link?
Cylinder and piston
Piston rod and connecting rod
Crankshaft and flywheel
Flywheel and engine fr
✅ The correct answer is option C.
When the expansion or compression takes place according to the law pvn = C, the process is known as
isothermal process
adiabatic process
hyperbolic process
polytropic process
✅ The correct answer is option D.
The first nuclear power plant in India was located at
Kota
Tarapur
Bareilly
none of these
✅ The correct answer is option B.
The critical neutral axis of a reinforced cement concrete beam is based on the principle that the neutral axis is situated at the centre of gravity of a given section.
TRUE
FALSE
✅ The correct answer is option A.
A spherical body is symmetrical about its perpendicular axis. According to Routh’s rule, the moment of inertia of a body about an axis passing through its centre of gravity is(where, M = Mass of the body, and S = Sum of the squares of the two semi-axes.)
MS/3
MS/4
MS/5
none of these
✅ The correct answer is option C.
The control rods in the control system of nuclear reactors are used to
absorb excess neutrons
control fuel consumption
control temperature
all of these
✅ The correct answer is option A.