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SSC JE 2019-20 Technical Quiz 12

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Question 1

While charging accumulators, one should

Question 2

The amplifier shown in Fig. is to be operated with

and

Suppose the temperature increases and the maximum power dissipation decreases by a factor of 2. The minimum value of

for safe operation is

Question 3

How much electricity should be passed through an electrolyte solution for one second so that one gram equivalent of the substance is liberated at the electrode?

Question 4

Determine the Thevenin’s equivalent resistance (in ohms) across terminals A and B for the electrical circuit given below:

Question 5

What is the apparent power of a 3-phase star connected system having phase voltage of 254.05 V and line current of 10 A and the phase difference between the voltage and current is 45 degrees?

Question 6

A hydroelectric station is supplied from a catchment area of 150 km² with annual rainfall of 200 cm and effective head of 300 m. The yield factor is 60%. The available power is

Question 7

Flow of electrons in the circuit constitutes ____________.

Question 8

A battery of e.m.f. 3 V and internal resistance $Description: E:\Gate\SSC-JE Electrical - Part 1\10_Chemical-Effects-of-Electric-Current-final_files\image016.png$ is connected to a copper voltameter and a current of 1.5 A flows in the circuit. What is the resistance of the voltameter?

Question 9

The resistivity of a conductor depends upon _____________.

Question 10

The method suitable for heating of conducting medium is.

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ESE & GATE EE General

Jul 1ESE & GATE EE