SSC JE 2019-20 Technical Quiz 50

A resistance of 75 Ohms is connected in shunt of a galvanometer, having an internal resistance of 25 Ohms, to convert it into an ammeter. What is the value of current (in A) flowing through the galvanometer, if the total current In the circuit is 5 A?

Which of the following is a type of recording instrument?

Which of the following materials when used as the viewing surface of a CRO gives a reddish glow?

What should be the minimum depth of trench from the ground level for cables carrying a voltage between 3.3 kV and 11kV?

Which type of stress is developed in a belted type cable construction used for voltage above 22kV?

The prevent the decaying owing to snow and rain, the wooden poles are protected by _________ cap at the top.

If number of poles in the rotor decrease the speed of the rotor will

A centrifugal switch is provided for disconnecting the auxiliary winding in a ___________.

Hysteresis motors are suitable for _________.