Reversible cycles
Irreversible cycles
Semi-reversible cycles
Adiabatic irreversible cycles
A. Reversible cycles
Carnot cycle
Otto cycle
Joule's cycle
Stirling cycle
Pressure
Volume
Temperature
All of these
Boyle's law
Charles' law
Gay-Lussac law
All of these
wl/6
wl/3
wl
2wl/3
Two constant volume and two isentropic
Two constant pressure and two isentropic
Two constant volume and two isothermal
One constant pressure, one constant volume and two isentropic
Atomisation
Carbonisation
Combustion
None of these
M/I = σ/y = E/R
T/J = τ/R = Cθ/l
M/R = T/J = Cθ/l
T/l= τ/J = R/Cθ
Decrease in cut-off
Increase in cut-off
Constant cut-off
None of these
Top layer
Bottom layer
Neutral axis
Every cross-section
Isothermal process
Hyperbolic process
Adiabatic process
Polytropic process
The indirect heat exchanger and cooler is avoided
Direct combustion system is used
A condenser is used
All of the above
Absolute pressure = Gauge pressure + Atmospheric pressure
Gauge pressure = Absolute pressure + Atmospheric pressure
Atmospheric pressure = Absolute pressure + Gauge pressure
Absolute pressure = Gauge pressure - Atmospheric pressure
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
Conservation of work
Conservation of heat
Conversion of heat into work
Conversion of work into heat
pv = mRT
pv = RTm
pvm = C
pv = (RT)m
400 MPa
500 MPa
900 MPa
1400 MPa
d/4
d/8
d/12
d/16
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 gas and the specific heat at constant volume
Plasticity
Elasticity
Ductility
Malleability
log (p1p2)/log (v1v2)
log (p2/ p1)/log (v1/ v2)
log (v1/ v2)/ log (p1/p2)
log [(p1v1)/(p2v2)]
Steel only
Concrete only
Steel and concrete both
None of these
Increases power output
Improves thermal efficiency
Reduces exhaust temperature
Do not damage turbine blades
Change in volume to original volume
Change in length to original length
Change in cross-sectional area to original cross-sectional area
Any one of the above
Kelvin
Joule
Clausis
Gay-Lussac
Toughness
Tensile strength
Capability of being cold worked
Hardness
The material A is more ductile than material B
The material B is more ductile than material A
The ductility of material A and B is equal
The material A is brittle and material B is ductile
0.086
1.086
1.086
4.086
Dual combustion cycle
Diesel cycle
Atkinson cycle
Rankine cycle
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.
Otto cycle is more efficient than Diesel cycle
Diesel cycle is more efficient than Otto cycle
Efficiency depends on other factors
Both Otto and Diesel cycles are equally efficient