Wohler test is a destructive test to find out the __________ strength of a prepared metal specimen.
Creep
Fatigue
Endurance
Tensile
- Spark plug is provided in a/an
- Atomic __________ is a whole number for an element.
- Encyclopaedia of Chemical Technology has been
- The main reducing agent in iron blast furnace is
- A psychrometer does not measure the __________ temperature of moist air.
- As the fluid flow rate increases, the float of the Rotameter
- Midrex process of sponge iron production uses reformed natural gas as the reducing agent, which uses…
- A dense structure of grinding wheel is not used for the
- Which of the, following is not associated with the functioning of a petrol engine?
- Pick out the wrong statement.
- While the recrystallisation temperature for pure metals is 0.3 Tm, the same for alloys is equal to __________…
- During decarburising of a plain carbon steel, the thickness of ferrite layer growth is proportional…
- Pick out the wrong statement.
- The bank of tubes located at the back of the domestic refrigerators are the __________ tubes.
- Hollow shafts can be made as strong as solid shafts by making the twisting moments of both the shafts…
- Pearlite comprises of
- With increase in __________ Knocking tendency in a spark ignition petrol engine decreases.
- Electrochemical corrosion can occur, only if __________ is present in contact with metal.
- Frother is added in the froth floatation cell used in ore beneficiation to stabilise the air bubbles…
- Carbon is present in the form of __________ in grey cast iron.
- In the X-ray radiography technique, the tube voltage for thicker plates as compared to thin plates,…
- The heat of neutralisation remains constant, when there is a reaction between dilute solutions of strong
- Dry saturated steam can be converted into superheated steam by
- Cobalt - 60 is used as a source of __________ in medical therapy & industrial radiography.
- Dephosphorization of molten pig iron is favoured by
- Half life of a radioactive isotope corresponds to the time required for half of the __________ to decay.
- __________ is not used as the control rod material in a nuclear reactor.
- Lead is poured into the joints between two __________ pipes.
- The passage between the nozzle and the __________ is called 'sprue' in case of injection moulding.
- Satellites burn off during re-entry to earth's atmosphere, because of the