Basic electrical equipments and Sensors MCQ with Answers

Basic electrical equipments and Sensors MCQ with Answers

11) What is the name of the electro mechanical device having insulated wire wound over a solid iron core?

Answer is:

Solenoid

12) Which rule determines the direction of motion of the conductor in D.C. motor?

Answer is:

Fleming's left hand rule

13) Which law states the working principle of the generator?

Answer is:

Faraday's law of electro magnetic induction

14) What is the component have the same physical dimensions of MCBs but cannot be used for automatic tripping?

Answer is:

Isolator

15) Which is the technology used by photo electric sensors for sensing the target?

Answer is:

Photo electric