49.

50.

51.

53.

%

Sinking fund is associated with :
(മ) Period ग reduced economic activity (8) Machine depreciation
(C) Cost of equity and debt (D) Machine replacement

In electro discharge machining the tool is made of :
(ಗ) Tungsten carbide (8) Stain less steel
(0 Brass or copper (D) Diamond

Lathe centres are provided with a standard taper known as :
(ക Seller's taper (B) Chapman taper
(0) Jarno taper (D) Morse taper

Which of the following is not foundry tool?
(^) एणः (8) Riddle
(0 Slick (D) Trowel

A system of working known as functional organisation was introduced by :
(¢) Newton (B) F.W. Taylor
(C) மேலை (D) Gnatt

Break-even point is the point where :
(മ) Variable and total cost lines intersect
(8) Total cost and sales revenue lines intersect
(©) Fixed and variable cost lines intersect
(D) Total cost and fixed lines intersect

A surface with an area 2 x 10~ m? emits radiation as a black body at a temperature of 1000
K. Stephan Boltzman constant ¢ = 5.67 x 10-® w/m? k* what is the energy emitted into the

entire hemispherical space :
(^) 22.68W യ 5.66W
(© 7 D) 328W

Air vessel in a reciprocating pump is used :
(ಗಿ) to obtain a continues supply of water at uniform rate
(ए) to reduce suction head
(C) toincrease the delivery head
(2) to reduce the discharge

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