Related Questions
What is the correct answer?
4
The calorific value of gaseous fuel is expressed in
What is the correct answer?
4
First law of thermodynamics deals with
B. Conservation of momentum
D. Conservation of energy
What is the correct answer?
4
In order to prevent crushing of masonry at the base of the dam, the maximum stress should be __________ the permissible stress of the soil.
What is the correct answer?
4
The thermal efficiency of an ideal gas turbine plant is given by (where r = Pressure ratio)
What is the correct answer?
4
The distance between the centres of the rivets in adjacent rows of zigzag riveted joint is known as
What is the correct answer?
4
For a perfect gas, according to Boyle's law (where p = Absolute pressure, v = Volume, and T = Absolute temperature)
A. p v = constant, if T is kept constant
B. v/T = constant, if p is kept constant
C. p/T = constant, if v is kept constant
D. T/p = constant, if v is kept constant
What is the correct answer?
4
The ratio of elongation in a prismatic bar due to its own weight (W) as compared to another similar bar carrying an additional weight (W) will be
What is the correct answer?
4
In order to know whether a column is long or short, we must know its
A. Ultimate shear stress of the column
C. Torque resisting capacity
What is the correct answer?
4
A circular shaft fixed at, A has diameter D for half of its length and diameter D/2 over the other half, as shown in the below figure. If the rotation of B relative to A is 0.1 radian, the rotation of C relative to B will be
What is the correct answer?
4
One kg of ethylene (C2H4) requires 2 kg of oxygen and produces 22/7 kg of carbon dioxide and __________ kg of water or steam.
What is the correct answer?
4
For same compression ratio and for same heat added
A. Otto cycle is more efficient than Diesel cycle
B. Diesel cycle is more efficient than Otto cycle
C. Efficiency depends on other factors
D. Both Otto and Diesel cycles are equally efficient
What is the correct answer?
4
The unit of energy is S. I. units is
What is the correct answer?
4
A beam which is fixed at one end and free at the other is called
What is the correct answer?
4
The thermodynamic difference between a Rankine cycle working with saturated steam and the Carnot cycle is that
A. Carnot cycle can't work with saturated steam
B. Heat is supplied to water at temperature below the maximum temperature of the cycle
C. A Rankine cycle receives heat at two places
D. Rankine cycle is hypothetical
What is the correct answer?
4
When wood is heated with a limited supply of air to a temperature not less than 280°C, the resulting fuel is
What is the correct answer?
4
Percentage reduction in area performing tensile test on cast iron may be of the order of
What is the correct answer?
4
Relation between cp and cv is given by (where cp = Specific heat at constant pressure, cv = Specific heat at constant volume, γ = cp/cv, known as adiabatic index, and R = Gas constant)
What is the correct answer?
4
The extremeties of any diameter on Mohr's circle represent
B. Normal stresses on planes at 45°
C. Shear stresses on planes at 45°
D. Normal and shear stresses on a plane
What is the correct answer?
4
The bending moment of a cantilever beam of length l and carrying a uniformly distributed load of w per unit length is __________ at the fixed end.
What is the correct answer?
4
The relation between Young's modulus (E), shear modulus (C) and bulk modulus (K) is given by
What is the correct answer?
4
A riveted joint in which the number otrivets decrease from innermost to outer most rows is called
C. Crisscross riveted joint
What is the correct answer?
4
The ratio of the largest load in a test to the original cross-sectional area of the test piece is called
What is the correct answer?
4
The value of cp/cv for air is
What is the correct answer?
4
A material obeys hooks law up to
D. Limit of proportionality
What is the correct answer?
4
The neutral axis of the cross-section a beam is that axis at which the bending stress is
What is the correct answer?
4
Which of the following cycles is not a reversible cycle?
What is the correct answer?
4
Select the correct statement as per Charles' law
A. p.v = constant, if T is kept constant
B. v/T = constant, if p is kept constant
C. p/T = constant, if v is kept constant
D. T/p = constant, if v is kept constant
What is the correct answer?
4
When a rectangular beam is loaded transversely, the maximum compressive stress is developed on the
What is the correct answer?
4
Which of the following gas is mostly used in town for street and domestic lighting and heating?
What is the correct answer?
4
The strain energy stored in a solid circular shaft subjected to shear stress (τ), is: (Where G = Modulus of rigidity for the shaft material)
A. τ²/ 2G × Volume of shaft
B. τ/ 2G × Volume of shaft
C. τ²/ 4G × Volume of shaft
D. τ/ 4G × Volume of shaft