Increase in availability of energy
Increase in temperature
Decrease in pressure
Degradation of energy
D. Degradation of energy
0.287 J/kgK
2.87 J/kgK
28.7 J/kgK
287 J/kgK
(T1/T2) - 1
1 - (T1/T2)
1 - (T2/T1)
1 + (T2/T1)
Loss of heat
No loss of heat
Gain of heat
No gain of heat
No stress
Shear stress
Tensile stress
Compressive stress
Linear stress to linear strain
Linear stress to lateral strain
Volumetric strain to linear strain
Shear stress to shear strain
Carnot cycle
Rankine cycle
Brayton cycle
Bell Coleman cycle
Zero
1/5
4/5
1
Thermal stresses
Tensile stress
Bending
No stress
Increase
Decrease
Remain unchanged
Increase/decrease depending on application
Equal to one
Less than one
Greater than one
None of these
T.ω watts
2π. T.ω watts
2π. T.ω/75 watts
2π. T.ω/4500 watts
Equal to
More than
Less than
None of these
(σx/2) + (1/2) × √(σx² + 4 τ²xy)
(σx/2) - (1/2) × √(σx² + 4 τ²xy)
(σx/2) + (1/2) × √(σx² - 4 τ²xy)
(1/2) × √(σx² + 4 τ²xy)
Mild steel
Cast iron
Concrete
Bone of these
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
π /4 × τ × D³
π /16 × τ × D³
π /32 × τ × D³
π /64 × τ × D³
Pressure
Volume
Temperature
Density
All the reversible engines have the same efficiency.
All the reversible and irreversible engines have the same efficiency.
Irreversible engines have maximum efficiency.
All engines are designed as reversible in order to obtain maximum efficiency.
Straight line formula
Eulers formula
Rankines formula
Secant formula
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
πd²/4
πd²/16
πd3/16
πd3/32
Zeroth law of thermodynamics
First law of thermodynamics
Second law of thermodynamics
Kinetic theory of gases
Heat and work crosses the boundary of the system, but the mass of the working substance does not crosses the boundary of the system
Mass of the working substance crosses the boundary of the system but the heat and work does not crosses the boundary of the system
Both the heat and work as well as mass of the working substance crosses the boundary of the system
Neither the heat and work nor the mass of the working substance crosses the boundary of the system
Ultimate shear stress of the column
Factor of safety
Torque resisting capacity
Slenderness ratio
Swept volume to total volume
Total volume to swept volume
Swept volume to clearance volume
Total volume to clearance volume
Carnot cycle
Stirling cycle
Otto cycle
Diesel cycle
Increases power output
Improves thermal efficiency
Reduces exhaust temperature
Do not damage turbine blades
Heat absorbed
Heat rejected
Either (A) or (B)
None of these
(m - 1)/ (2m - 1)
(2m - 1)/ (m - 1)
(m - 2)/ (3m - 4)
(m - 2)/ (5m - 4)
Oxygen
Sulphur
Nitrogen
Carbon