Q. Surface plate is used to check the trueness of flat surfaces.

View solution

Q. A zinc diffusion process is called

View solution

Q. The accuracy of micrometers, calipers, dial indicators can be checked by a

View solution

Q. The type of file used for a wood work is

View solution

Q. A taper provided on the pattern for its easy and clean withdrawl from the mould is known as

View solution

Q. The low pressure acetylene is produced at the welding site by the chemical reaction between water and calcium carbonate.

View solution

Q. The fullers are used

View solution

Q. The cold chisels are made by

View solution

Q. The property of sand due to which it evolves a great amount of steam and other gases is called

View solution

Q. The centrifugal casting method, is used for casting articles of

View solution

Q. Galvanising is a

View solution

Q. The ferrous metals require more machining allowance than non-ferrous metals.

View solution

Q. In a four high rolling mill, there are four rolls out of which

View solution

Q. When a pattern is made in three parts, the bottom part is known as a cope.

View solution

Q. In __________ welding, the weld may be made either from left to right or from right to left.

View solution

Q. Metal patterns are used for

View solution

Q. The instrument which has all the features of try-square, bevel protractor, rule and scriber, is

View solution

Q. When a hole or cavity to be cored is not in line with the parting surface, then a __________ is used.

View solution

Q. The bloom is smaller than a billet.

View solution

Q. In average work, the tolerance produced by investment casting method is

View solution