SSC JE 2019-20 Technical Quiz 93

Which of the following is the dimension of resistance?

A factory runs in 3 shifts of 8 hours each, in which it consumes 30 kW, 15 kW and 25 kW in each shift respectively. Calculate the energy (in kWh) consumed by the factory per day.

In two wattmeter method of power calculation of a 3-phase balanced star connected system, what is the power factor of the system if one of the wattmeter shows zero reading and the other shows a positive reading?

Light waves travel with a velocity of ________.

Given magnetic flux density is , the total flux crossing the surface  ,  m and  m is

Permeance is analogous to

The rotor of a hysteresis motor is made of

Next lower voltage line feeding areas on either side of the main transmission line is called

Transformer cooling and insulation oil must be of

Insulation resistance is expressed by