31.

32,

33.

34,

35,

36,

37.

38,

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40,

Charpy test is conducted to measure .
(A) ductility (8) hardness
(C) brittleness (D) malleability

A work holding device having an integral device for tool guidance is called

(ಯ) clamp (B) fixture
(C) attachment D) £
In welding process exothermal chemical energy is employed for developing high
temperature.
(ಗ) மணம்‌ (B) plasma
)0 ‏عمع‎ (D) 870000
has a safe edge or uncut edge.
(ಯ) Flatfile (B) Hand file
(C) Square file (D) Triangular file
The co-efficient of friction depends upon
(¢) strength of surfaces (8) area of contact
(C) shape of the surfaces (D) nature of surfaces
Galvanizing is the process of providing coating of on steel to prevent from rust.
(ಹ) zinc (8) aluminum
(0 copper (D) tin
The modulus of elasticity of plastic material is .
(ಗಿ) 1085 than unity (B) மண்‌
(0) ജലേ than unity യു മജ

In a hydroelectric power plant, the storage reservoir fitted to the penstock near to the turbine
is

(ಯ) tailrace (8) pressure tunnel

(C) surge tank (D) dam

Which of the following is applicable for ஊர fluid flow ?
(ಗಿ) Darcy's equation (8) Bemoulli's equation
(C) Newton's law of motion (D) Continuity equation

The head developed by a centrifugal pump depends on
(ಗಿ) impeller diameter (8) ഇട!
(C) impeller diameter and speed (D) density of fluid

061/2018 6 A