4

# The pull required to crush the rivet per pitch length is

p.t.σt

d.t.σc

π/4 × d² × σt

π/4 × d² × σc

B. d.t.σc

### Related Questions

4

The product of the gas constant and the molecular mass of an ideal gas is constant

The sum of partial pressure of the mixture of two gases is sum of the two

Equal volumes of all gases, at the same temperature and pressure, contain equal number of molecules

All of the above

4

wl/4

wl/2

wl

wl²/2

4

# In the below figure, the stress corresponding to point D is

Yield point stress

Breaking stress

Ultimate stress

Elastic limit

4

Tensile

Compressive

Shear

Zero

4

# Which of the following statement is correct?

The heat and work are boundary phenomena

The heat and work represent the energy crossing the boundary of the system

The heat and work are path functions

All of the above

4

# The mass of flue gas per kg of fuel is the ratio of the

Mass of oxygen in 1 kg of flue gas to the mass of oxygen in 1 kg of fuel

Mass of oxygen in 1 kg of fuel to the mass of oxygen in 1 kg of flue gas

Mass of carbon in 1 kg of flue gas to the mass of carbon in 1 kg of fuel

Mass of carbon in 1 kg of fuel to the mass of carbon in 1 kg of flue gas

4

23.97 bar

25 bar

26.03 bar

34.81 bar

4

Otto cycle

Ericsson cycle

Joule cycle

Stirling cycle

4

Elastic limit

Yield stress

Ultimate stress

Breaking stress

4

wl²/3√3

wl²/6√3

wl²/9√3

wl²/12√3

4

9/7

11/7

7/4

1/4

4

# A beam is loaded as cantilever. If the load at the end is increased, the failure will occur

In the middle

At the tip below the load

At the support

Anywhere

4

# The ultimate analysis of coal consists of the determination of the percentage of

Carbon

Hydrogen and nitrogen

Sulphur and ash

All of these

4

Greater than

Less than

Equal to

None of these

4

Wood

Coke

Anthracite coal

Pulverised coal

4

# Which is the incorrect statement about Carnot cycle?

It is used as the alternate standard of comparison of all heat engines.

All the heat engines are based on Carnot cycle.

It provides concept of maximising work output between the two temperature limits.

All of the above

4

Pressure

Volume

Temperature

Density

4

# Resilience is the

Energy stored in a body when strained within elastic limits

Energy stored in a body when strained up to the breaking of the specimen maximum strain

Energy which can be stored in a body

None of the above

4

Hard coke

Soft coke

Pulverised coal

Bituminous coal

4

# A process, in which the gas is heated or expanded in such a way that the product of its pressure and volume remains constant, is called

Isothermal process

Hyperbolic process

Polytropic process

4

Wood charcoal

Bituminous coke

Pulverised coal

Coke

4

# Which of the following gas has the highest calorific value?

Coal gas

Producer gas

Mond gas

Blast furnace gas

4

# For the constant pressure and heat input, the air standard efficiency of gas power cycle is in the order

Dual cycle, Diesel cycle, Otto cycle

Otto cycle, Diesel cycle, Dual cycle

Dual cycle, Otto cycle, Diesel cycle

Diesel cycle, Otto cycle, Dual cycle

4

pv = C

pv = m R T

pvn = C

pvγ = C

4

# A riveted joint in which every rivet of a row is opposite to other rivet of the outer row, is known as

Chain riveted joint

Diamond riveted joint

Crisscross riveted joint

Zigzag riveted joint

4

# The bending moment at a point on a beam is the algebraic ________ of all the moments on either side of the point.

Sum

Difference

Multiplication

None of the above

4

p.t.σt

d.t.σc

π/4 × d² × σt

π/4 × d² × σc

4

# Which of the following statement is correct?

The stress is the pressure per unit area

The strain is expressed in mm

Hook's law holds good upto the breaking point

Stress is directly proportional to strain within elastic limit

4

Zero

Minimum

Maximum

Positive