Wrought iron is never shaped by
Casting
Cold working
Forging
Welding
- In inventory control theory, the economic order quantity (EOQ) is the
- Wrought iron is not
- Brinell Hardness Number (BHN) for talc is approximately in the range of
- __________ is the process of coating the surface of steel with aluminium oxide, thereby imparting it…
- Drossing is a __________ operation.
- The behaviour of a metal specimen, which when plastically strained in tension reduces its yield stress…
- A jig is used while __________ a hole.
- Iron content in Indian iron ore is about __________ percent.
- The mechanism which changes the value of manipulated variable in response to the output signal from…
- Primary designation of steel is based on its
- Latent heat of dry steam at atmospheric pressure is 539 Kcal/kg; which __________ with increase in the…
- An abrupt and sudden fall in the reading of barometer is an indication of the
- Diamagnetic materials
- Increasing sulphur content in pig iron tends to make it
- With increase in __________ Knocking tendency in a spark ignition petrol engine decreases.
- Cementite is in the lamellar form in the __________ phase of steel.
- Dryness factor of steam is defined as the ratio of the mass of vapor in the mixture to the mass of the…
- __________ is not used as a material of construction in thermocouples.
- Ammonia leakage in the refrigeration system is detected by
- __________ is the hardest material out of the following.
- A steam carrying pipeline is insulated with two layers of insulating materials with the inferior insulation…
- Absolute zero pressure can be attained at a temperature of
- Change in volume of metals from absolute zero temperature to their melting points is
- Density in the solid state is slightly less than that in its liquid state, in case of
- Air-petrol ratio for maximum power generation in spark ignition engine is about
- Electrochemical corrosion can occur, only if __________ is present in contact with metal.
- Air intake for an air compressor should be preferably taken from
- Which of the following heat treatment processes is usually applied to castings?
- The most abundant metal present in the earth's crust is;
- The phenomenon occurring during explosion of a hydrogen bomb is