Correct Answer:- Option-B
Question29:-Which type of key is used for coupling a pully with a shaft?
A:-Taper Key
B:-Woodruff Key
C:-GIB head Key
D:-Flat Saddle Key
Correct Answer:- Option-C
Question30:-For riveting aluminium sheets, the material of rivet should be used .....7
A:-Aluminium
B:-Copper
C:-Brass
D:-Wrought Iron
Correct Answer:- Option-A
Question31:-Which among the following nuts is used for hand vice?
A:-Check Nut
B:-Wing Nut
C:-Thumb Nut
D:-Hexagonal Nut
Correct Answer:- Option-B
Question32:-Which one of the following is a chemical property of metals?
കണാടി
B:-Conductivity
C:-Hardness
D:-Elasticity
Correct Answer:- Option-A
Question33:-Liquid carburizing is done in a heated salt bath. Which one of the following is not a carburizing salt?
A:-Sodium Carbonate
B:-Barium Chloride
C:-Sodium Cyanide
D:-Sodium Sulphate
Correct Answer:- Option-D
-The belt movement upon the outer surface of the Pulleys within the area of contact is known as .....7

D:-Crowning
Correct Answer:- Option-B
Question35:-Which one of the following is designed for taking an Axial Thrust Load as well as Radial Load?
A:-Thrust Bearing
B:-Needle Bearing
C:-Angular contact Ball Bearing
D:-Roller Bearing
Correct Answer:- Option-C
Question36: are used for rotating shafts between centres?
A:-Mandrel
B:-Chuck
C:-Face Plate
D:-Driving Plate
Correct Answer:- Option-D
Question37:-A Collate Chuck is meant for the Gripping of?
A:-Heavy job
B:-Small jobs
C:-Large dia jobs
D:-Small dia jobs
Correct Answer:- Option-B
Question38:-The measured size of dimension of a component is called?
A:-Ba:
B:-Nominal size
C:-Allowed size