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NLC Technical Quiz 13

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Question 1

Let 220 W/m² of total radiant energy is absorbed by a convex surface, 90 W/m² is reflected and 40 W/m² is transmitted through it. What is the value of absorptivity?

Question 2

Boundary layer flow seperates from the surface if

Question 3

In a diesel engine, the fuel is ignited by:

Question 4

A rope has been designated as 6 × 19. The number 6 and 19 respectively stand for

Question 5

A bar of copper and steel from a composition system which is heated through a temperature of 40˚C. The stress induced in copper bar is

Question 6

A slider is moving at 300 mm/s on a link rotating at 50 rpm. The Coriolis acceleration component of the slider will be __________.

Question 7

A perfect gas (specific heat of constant pressure 1 KJ/kg K). The temperatures of the gas of turbine at entry and exit are 927 °C and 27 °C, respectively. The power produced is 1.8 MW. The mass flow rate of the gas (in kg/s) through the turbine is

Question 8

Carbide tips are fixed on the cutting tools by

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ESE & GATE ME General

Jul 6ESE & GATE ME