0.4 radian
0.8 radian
1.6 radian
3.2 radian
C. 1.6 radian
0.5 s.l.σt
s.l.σt
√2 s.l.σt
2.s.l.σt
1 kg of water
7 kg of water
8 kg of water
9 kg of water
It is made of thick sheets
The internal pressure is very high
The ratio of wall thickness of the vessel to its diameter is less than 1/10.
The ratio of wall thickness of the vessel to its diameter is greater than 1/10.
Becomes constant
Starts decreasing
Increases without any increase in load
None of the above
Increase
Decrease
Remain unchanged
Increase/decrease depending on application
Elements
Compounds
Atoms
Molecules
3p/E × (2/m - 1)
3p/E × (2 - m)
3p/E × (1 - 2/m)
E/3p × (2/m - 1)
Tension
Compression
Bearing
Any one of the above
65° to 220°C
220° to 345°C
345° to 470°C
470° to 550°C
Carnot
Stirling
Ericsson
None of the above
Equal to
Half
Double
Quadruple
A Joule cycle consists of two constant volume and two isentropic processes.
An Otto cycle consists of two constant volume and two isentropic processes.
An Ericsson cycle consists of two constant pressure and two isothermal processes.
All of the above
Reversible process
Irreversible process
Reversible or irreversible process
None of these
1
1.4
1.67
1.87
Two constant pressure
Two constant volume
Two isentropic
One constant pressure, one constant volume
It is used as the alternate standard of comparison of all heat engines.
All the heat engines are based on Carnot cycle.
It provides concept of maximising work output between the two temperature limits.
All of the above
The failure of column occurs due to buckling alone
The length of column is very large as compared to its cross-sectional dimensions
The column material obeys Hooke's law
All of the above
Otto cycle is more efficient than Diesel cycle
Diesel cycle is more efficient than Otto cycle
Dual cycle is more efficient than Otto and Diesel cycles
Dual cycle is less efficient than Otto and Diesel cycles
K₁ K₂
(K₁ + K₂)/ 2
(K₁ + K₂)/ K₁ K₂
K₁ K₂/ (K₁ + K₂)
1/8
1/4
1/2
2
It is impossible to construct an engine working on a cyclic process, whose sole purpose is to convert heat energy into work
It is possible to construct an engine working on a cyclic process, whose sole purpose is to convert heat energy into work
It is impossible to construct a device which operates in a cyclic process and produces no effect other than the transfer of heat from a cold body to a hot body
None of the above
Partial combustion of coal, coke, anthracite coal or charcoal in a mixed air steam blast
Carbonisation of bituminous coal
Passing steam over incandescent coke
Passing air and a large amount of steam over waste coal at about 650°C
Young's modulus
Bulk modulus
Modulus of rigidity
Poisson's ratio
Greater than
Less than
Equal to
None of these
9/7
11/7
7/4
1/4
Increases the internal energy of the gas and increases the temperature of the gas
Does some external work during expansion
Both (A) and (B)
None of these
A horizontal line
A vertical line
An inclined line
A parabolic curve
e (1 - 2m)
e (1 - 2/m)
e (m - 2)
e (2/m - 1)
8.314 J/kg mole-K
83.14 J/kgmole-K
831.4 J/kgmole-K
8314 J/kgmole-K
Unit mass
Modulus of rigidity
Bulk modulus
Modulus of Elasticity