26.

27.

28,

29.

80,

31.

82,

33.

34.

5

18/8 stainless steel contains :
(A) 18% Vanadium, 8% Chromium ല്‍ 18% Chromium, 8% Nickel
(C) 18% Tungston, 8% Nickel (D) 18% Tungston, 8% Chromium

Muntz metal contains copper and zine in the ratio :

Ay 1:1 (8) -2:8
¢ 3:2 (2) 1:4
Monal metal is an alloy ല്‌:
(A) Nickel and Copper (18) Copper and Chromium
)0 Nickel and Chromium (D) None ்‌
The hardness of a lathe bed material should be measured by :
(ക) Rockwell tester ) Brinell Hardness tester
(C) Vickers Hardness tester (D) None
White metal is an alloy of lead with :
(A) Aluminium (28) 11೧0
(@ ‏ملا‎ (D) Bismuth
The ‏يسنو‎ of steel specimen is done at a temperature of :
[ക 10010 (8) 580050
(09 11000 (D) 1500-0
Which one of the following is not an 80011081100 of forging?
(ക) Rail sections १: (8) Chisels
(C) Brake pedal of an automobile ) 4 balls of ball bearing
The process of removing the burns or flash from a forged component in drop forging is called :
(ಯ) Swaging (0) Perforating
(ര Trimming (D) Fettling
The electric resistance welding operates with :
(4) 1% current and high voltage (B) High current and low voltage
(0) Low current and low voltage (D) High current and high voltage

Spot welding, projection welding and seam welding belong to the category വ്‌:
_ (ಯ) Arc welding (B) Thermit welding
(£) Forge welding (D) Resistance welding