Related Questions
What is the correct answer?
4
The heating of a gas at constant pressure is governed by
What is the correct answer?
4
In the below figure, the plastic range occurs
C. Between points A and D
D. Between points D and E
What is the correct answer?
4
The air standard efficiency of an Otto cycle is given by (where r = Compression ratio, and γ = Ratio of specific heats)
What is the correct answer?
4
A thin cylindrical shell of diameter (D) and thickness (t) is subjected to an internal pressure (p). The ratio of longitudinal strain to volumetric strain is
What is the correct answer?
4
The behaviour of super-heated vapour is similar to that of
What is the correct answer?
4
The mass of carbon per kg of flue gas is given by
What is the correct answer?
4
The processes occuring in open system which permit the transfer of mass to and from the system, are known as
What is the correct answer?
4
The ratio of molar specific heats for mono-atomic gas is
What is the correct answer?
4
The property of a working substance which increases or decreases as the heat is supplied or removed in a reversible manner, is known as
What is the correct answer?
4
The shear force at the centre of a simply supported beam with a gradually varying load from zero at both ends to w per metre at the centre, is
What is the correct answer?
4
A continuous beam is one which is
B. Fixed at one end and free at the other end
C. Supported on more than two supports
D. Extending beyond the supports
What is the correct answer?
4
A beam which is fixed at one end and free at the other is called
What is the correct answer?
4
The heat and mechanical energies are mutually convertible. This statement was established by
What is the correct answer?
4
When the expansion or compression takes place according to the law pvn = C, the process is known as
What is the correct answer?
4
The atomic mass of sulphur is
What is the correct answer?
4
The smallest quantity of a substance, which can exist by itself in a chemically recognizable form is known as
What is the correct answer?
4
The maximum bending moment for the beam shown in the below figure, is
What is the correct answer?
4
Charles' law states that all perfect gases change in volume by __________ of its original volume at 0°C for every 1°C change in temperature, when pressure remains constant.
What is the correct answer?
4
Strain re-setters are used to
C. Measure volumetric strain
What is the correct answer?
4
The thermal efficiency of an ideal gas turbine plant is given by (where r = Pressure ratio)
What is the correct answer?
4
Petrol is distilled at
What is the correct answer?
4
The work ratio of simple gas turbine cycle depends upon
A. Maximum cycle temperature
B. Minimum cycle temperature
What is the correct answer?
4
The shape of cantilever for uniformly distributed load will be
What is the correct answer?
4
When a body is subjected to biaxial stress i.e. direct stresses (σx) and (σy) in two mutually perpendicular planes accompanied by a simple shear stress (τxy), then maximum normal stress is
A. (σx + σy)/2 + (1/2) × √[(σx - σy)² + 4 τ²xy]
B. (σx + σy)/2 - (1/2) × √[(σx - σy)² + 4 τ²xy]
C. (σx - σy)/2 + (1/2) × √[(σx + σy)² + 4 τ²xy]
D. (σx - σy)/2 - (1/2) × √[(σx + σy)² + 4 τ²xy]
What is the correct answer?
4
When gas is heated at constant pressure, the heat supplied is utilised in
A. Increasing the internal energy of gas
B. Doing some external work
C. Increasing the internal energy of gas and also for doing some external work
What is the correct answer?
4
Otto cycle is also known as
A. Constant pressure cycle
C. Constant temperature cycle
D. Constant temperature and pressure cycle
What is the correct answer?
4
For a beam, as shown in the below figure, when the load W is applied in the centre of the beam, the maximum deflection is
What is the correct answer?
4
The rivets are used for __________ fastenings.
What is the correct answer?
4
The heat supplied to the gas at constant volume is (where m = Mass of gas, cv = Specific heat at constant volume, cp = Specific heat at constant pressure, T2 - T1 = Rise in temperature, and R = Gas constant)
What is the correct answer?
4
The columns whose slenderness ratio is less than 80, are known as