The stress developed in a material at breaking point in extension is called
Breaking stress
Fracture stress
Yield point stress
Ultimate tensile stress
- One kg of hydrogen requires 8 kg of oxygen and produces
- A shaft revolving at ω rad/s transmits torque (T) in Nm. The power developed is
- An open cycle gas turbine works on
- In an extensive property of a thermodynamic system
- Which is the false statement about true stress strain method?
- A cycle consisting of two isothermal and two isentropic processes, is known as
- Second law of thermodynamics defines
- Which of the following statement is correct?
- The maximum tangential stress in a thick cylindrical shell is always _________ the internal pressure…
- A thin mild steel wire is loaded by adding loads in equal increments till it breaks. The extensions…
- The fuel mostly used in cement industry and in metallurgical processes is
- A process of heating crude oil to a high temperature under a very high pressure to increase the yield…
- Otto cycle efficiency is higher than Diesel cycle efficiency for the same compression ratio and heat…
- The condition for the reversibility of a cycle is
- The expansion ratio (r) is the ratio of (where v1 = Volume at the beginning of expansion, and v2 = Volume…
- A process, in which the working substance neither receives nor gives out heat to its surroundings during…
- Which of the following has the minimum atomic mass?
- In the below figure, the plastic range occurs
- Percentage reduction of area in performing tensile test on cast iron may be of the order of
- In an ideal gas turbine plant, it is assumed that the compression and expansion processes are
- The buckling load for a given material depends on
- The increase in entropy of a system represents
- If the rivets in adjacent rows are staggered and the outermost row has only one rivets, the arrangement…
- Workdone in a free expansion process is
- Charles' law states that all perfect gases change in volume by __________ of its original volume at…
- Relation between cp and cv is given by (where cp = Specific heat at constant pressure, cv = Specific…
- When the gas is heated at constant pressure, the heat supplied
- When a body is subjected to two equal and opposite pushes, as a result of which the body tends to reduce…
- Which of the following has the highest calorific value?
- One kilowatt is equal to