Constant volume
Constant temperature
Constant pressure
None of these
C. Constant pressure
Equal
Proportional to their respective moduli of elasticity
Inversely proportional to their moduli of elasticity
Average of the sum of moduli of elasticity
rγ - 1
1 - rγ - 1
1 - (1/r) γ/γ - 1
1 - (1/r) γ - 1/ γ
12
14
16
32
Carnot cycle
Otto cycle
Joule's cycle
Stirling cycle
Temperature limits
Pressure ratio
Compression ratio
Cut-off ratio and compression ratio
Its length is very small
Its cross-sectional area is small
The ratio of its length to the least radius of gyration is less than 80
The ratio of its length to the least radius of gyration is more than 80
Cracking
Carbonisation
Fractional distillation
Full distillation
Increasing the highest temperature
Decreasing the highest temperature
Increasing the lowest temperature
Keeping the lowest temperature constant
Equal to
One-half
Twice
Four times
E = 3K.C/(3K + C)
E = 6K.C/(3K + C)
E = 9K.C/(3K + C)
E = 12K.C/(3K + C)
Isochoric process
Isobaric process
Hyperbolic process
All of these
0.287 J/kgK
2.87 J/kgK
28.7 J/kgK
287 J/kgK
Extensive heat is transferred
Extensive work is done
Extensive energy is utilised
None of these
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
pv = C
pv = m R T
pvn = C
pvγ = C
Same torque
Less torque
More torque
Unpredictable
l/8
l/4
l/2
l
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
(23/100) × Mass of excess carbon
(23/100) × Mass of excess oxygen
(100/23) × Mass of excess carbon
(100/23) × Mass of excess oxygen
0.086
1.086
1.086
4.086
Maximum torque it can transmit
Number of cycles it undergoes before failure
Elastic limit up to which it resists torsion, shear and bending stresses
Torque required to produce a twist of one radian per unit length of shaft
Change
Do not change
Both (A) and (B)
None of these
Carnot cycle
Bell-Coleman cycle
Rankine cycle
Stirling cycle
Lap joint
Butt joint
Single riveted single cover butt joint
Double riveted double cover butt joint
Simply supported beam
Fixed beam
Overhanging beam
Cantilever beam
Tensile stress
Compressive stress
Shear stress
Strain
Remains constant
Decreases
Increases
None of these
Maximum at periphery and zero at center
Maximum at center
Uniform throughout
None of the above
Gauge pressure = Absolute pressure + Atmospheric pressure
Absolute pressure = Gauge pressure + Atmospheric pressure
Absolute pressure = Gauge pressure - Atmospheric pressure
Atmospheric pressure = Absolute pressure + Gauge pressure
Coke
Wood charcoal
Bituminous coal
Briquetted coal