Category: ITI Electrician Course

Which type of transformer is used for high-frequency applications? A Ring-core transformer B Ferrite-core transformer C Silicon-steel core transformer D

Which material is used to make the heating element? A Silver B Copper C Nichrome D Aluminium Explanation Nichrome is

Which force is required to move the pointer from zero position in an indicating instrument? A Controlling force B Deflecting

What is the S.I. unit of luminous intensity? A Lux B Lumen C Candela D Steradian Explanation Candela is the

What is the minimum size of copper earth continuity conductor used in single-phase domestic wiring as per BIS? A 3

How are conduit pipes specified? A Length in metre B Wall thickness in mm C Inner diameter in mm D

Which device converts sunlight into electrical energy? A Photovoltaic cell B Liquid crystal diode C Light emitting diode D Light

What is the unit of susceptance? A Mho B Ohm C Henry D Farad Explanation Susceptance measures how easily a

Calculate the total capacitance value in the circuit. A 0.16 µF B 6 µF C 30 µF D 70 µF

How many electrons are there in the third shell of the copper atom? A 8 B 13 C 18 D