Q. Cold chiesel's hammers are made of

View solution

Q. In the X-ray radiography technique, the tube voltage for thicker plates as compared to thin plates, should be

View solution

Q. Atomic __________ is a whole number for an element.

View solution

Q. Work required for compression of a gas contained in a cylinder is 7000 kJ. During compression, heat interaction of 3000 kJ causes the surroundings to be heated. Internal energy change of the gas during the compression is __________ kJ.

View solution

Q. Highest cutting speed is achieved by the __________ tool material.

View solution

Q. __________ metal is used as a bearing liner material.

View solution

Q. For an ideal gas, Cᵨ - Cᵥ is

View solution

Q. Sand used to stop the green sand from sticking to the pattern is termed as the __________ sand.

View solution

Q. Brazing filler metal used for joining steel plates

View solution

Q. Fine grain size in metallic material will

View solution

Q. Pick out the correct statement

View solution

Q. Ammonia gas can be dried by

View solution

Q. Consumable electrodes are used in the __________ welding.

View solution

Q. Magnesium is present in

View solution

Q. The passage between the nozzle and the __________ is called 'sprue' in case of injection moulding.

View solution

Q. Chalcopyrite is an ore of

View solution

Q. The following is employed as sacrificial anode to provide cathodic protection to ships, pipelines and storage tanks.

View solution

Q. Heat transfer by __________ is almost absent in case of fluidised bed drying operation.

View solution

Q. Increasing the carbon content of steel

View solution

Q. Pick out the wrong statement.

View solution