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SSC JE 2019-20 Technical Quiz 78

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Question 1

The annual working cost for a 60 MW power station operating at annual load factor of 50% is represented by the formula: Rs.

where the various terms have their usual meaning. The power station has the following data: Capital cost of building and equipment = Rs. 75 x 10⁷; Annual cost of fuel, oil and wages = Rs. 135 x 10⁶; Interest and depreciation on building and equipment are 10% and annual cost of organization and interest on cost of site etc. = Rs. 75 x 10⁵. The value of c is

Question 2

A steam power station has an overall efficiency of 20% and 0.6 kg of coal is burnt per kWh of electrical energy generated. The calorific value of fuel is

Question 3

At a dead end of a transmission line or at a corner or sharp curve, which type of insulator is used

Question 4

Earth wire is connected to the

Question 5

The core of the transformer ¡s made of

Question 6

Forced draft fan handling which type of air

Question 7

Who invented the alternating current?

Question 8

The function of inert gas in filament lamp is

Question 9

Welding is injurious to eye because of:
(i) infrared radiation
(ii) ultraviolet radiation
Among the above two, choose the correct one from the following choices:

Question 10

For what voltage is the H-type of poles used?

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ESE & GATE EE General

May 20ESE & GATE EE