Same
More
Less
Unpredictable
B. More
First kind
Second kind
Third kind
None of these
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
Equal to
Less than
More than
None of these
External energy
Internal energy
Kinetic energy
Molecular energy
Vapour
Perfect gas
Air
Steam
Two constant volume and two isentropic processes
Two constant volume and two isothermal processes
Two constant pressure and two isothermal processes
One constant volume, one constant pressure and two isentropic processes
Wood charcoal
Bituminous coal
Briquetted coal
None of these
d/4
d/8
d/12
d/16
Resilience
Proof resilience
Modulus of resilience
Toughness
Chain riveted joint
Diamond riveted joint
Crisscross riveted joint
Zigzag riveted joint
Uniform throughout
Increase uniformly
First increase and then decrease
Increase uniformly first and then increase rapidly
Straight line
Parabolic
Elliptical
Cubic
Increase in availability of energy
Increase in temperature
Decrease in pressure
Degradation of energy
The liquid fuels have higher calorific value than solid fuels
The solid fuels have higher calorific value than liquid fuels
A good fuel should have low ignition point
The liquid fuels consist of hydrocarbons
Zero
wl/4
wl/2
wl²/2
(T1/T2) - 1
1 - (T1/T2)
1 - (T2/T1)
1 + (T2/T1)
Creeping
Yielding
Breaking
Plasticity
Ends are firmly fixed
Column is supported on all sides throughout the length
Length is equal to radius of gyration
Length is twice the radius of gyration
p.v = constant, if T is kept constant
v/T = constant, if p is kept constant
p/T = constant, if v is kept constant
T/p = constant, if v is kept constant
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
Dual combustion cycle
Diesel cycle
Atkinson cycle
Rankine cycle
Specific heat at constant volume
Specific heat at constant pressure
kilo-Joule
None of these
Combustion is at constant volume
Expansion and compression are isentropic
Maximum temperature is higher
Heat rejection is lower
Conservation of work
Conservation of heat
Conversion of heat into work
Conversion of work into heat
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
50 %
25 %
0 %
15 %
Its temperature will increase
Its volume will increase
Both temperature and volume will increase
Neither temperature not volume will increase
(p2/p1)γ - 1/ γ
(p1/p2)γ - 1/ γ
(v2/v1)γ - 1/ γ
(v1/v2)γ - 1/ γ
Petrol
Kerosene
Fuel oil
Lubricating oil
Isothermal process
Adiabatic process
Free expansion process
Throttling process