human resource interview questions

Question 1: The sleeve or muff coupling is designed as a

hollow shaft

Question 2:Screws used for power transmission should have

high efficiency

Question 3:When bevel gears connect two shafts whose axes intersect at an angle greater than a right angle and one of the bevel gears has a pitch angle of 90°, then they are known as

crown bevel gears

Question 4: The toughness of a material __________ when it is heated.

decreases

Question 5: The application of third type levers is found in

a pair of tongs

Question 6: A screw is said to be over hauling screw, if its efficiency is

more than 50%

Question 7:For unequal width of butt straps, the thickness of butt straps are

0.75 t for wide strap on the inside and 0.625 t for narrow strap on the outside

Question 8:Soderberg relation is based on __________ of the material whereas all other failure relation for dynamic loading are based on ultimate strength of the material.

yield strength

Question 9: In second type of levers,

load is in between the fulcrum and effort

Question 10:In a flange coupling, the flanges are coupled together by means of

bolts and nuts

Question 11:A transmission shaft includes

counter shaft

line shaft

over head shaft

Question 12:Slenderness ratio is the ratio of

effective length of column to least radius of gyration of the column

Question 13:According to Indian standard specifications, 100 H6/g5 means that the

basic size is 100 mm

Question 14:The velocity of sliding __________ the distance of the point of contact from the pitch point.

is directly proportional to

Question 15: The ball bearings are provided with a cage

to maintain the balls at a fixed distance apart

Machine Design interview questions