(m - 1)/ (2m - 1)

(2m - 1)/ (m - 1)

(m - 2)/ (3m - 4)

(m - 2)/ (5m - 4)

D. (m - 2)/ (5m - 4)

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

Change the shape of the beam

Effect the saving in material

Equalise the strength in tension and compression

Increase the cross-section of the beam

Its temperature will increase

Its volume will increase

Both temperature and volume will increase

Neither temperature not volume will increase

Measure shear strain

Measure linear strain

Measure volumetric strain

Relieve strain

Swept volume to total volume

Total volume to swept volume

Swept volume to clearance volume

Total volume to clearance volume

Isochoric process

Isobaric process

Hyperbolic process

All of these

When molecular momentum of the system becomes zero

At sea level

At the temperature of - 273 K

At the centre of the earth

Smaller end

Larger end

Middle

Anywhere

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

Slenderness ratio and area of cross-section

Poisson's ratio and modulus of elasticity

Slenderness ratio and modulus of elasticity

Slenderness ratio, area of cross-section and modulus of elasticity

1/27th

1/93th

1/173th

1/273th

Yield point stress

Breaking stress

Ultimate stress

Elastic limit

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

Conservation of heat

Conservation of momentum

Conservation of mass

Conservation of energy

Same

Lower

Higher

None of these

3 to 6

5 to 8

10 to 20

15 to 30

Strain energy

Resilience

Proof resilience

Modulus of resilience

K₁ K₂

(K₁ + K₂)/ 2

(K₁ + K₂)/ K₁ K₂

K₁ K₂/ (K₁ + K₂)

Volumetric stress and volumetric strain

Lateral stress and lateral strain

Longitudinal stress and longitudinal strain

Shear stress to shear strain

No stress

Shear stress

Tensile stress

Compressive stress

Greater than

Less than

Equal to

None of these

_{1 - 2} = 0

_{1 - 2} = 0

dU = 0

All of these

Workdone

Entropy

Enthalpy

None of these

Increase key length

Increase key depth

Increase key width

Double all the dimensions

Brown coal

Peat

Coking bituminous coal

Non-coking bituminous coal

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

Vapour

Perfect gas

Air

Steam

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

Sum

Difference

Multiplication

None of the above

Increases

Decreases

First increases and then decreases

First decreases and then increases