Q.1 The flux which is available at the air gap and can be utilized for some useful purpose is known as____. A. Leakage flux B. Useful flux C. Both A and B D. none Read More …
Category: Electromagnetism
Basic Electrical Engineering MCQ_68_1(Electromagnetism)
Q.196 _______ is state that The mmf around a closed path is equal to the current enclosed by the path. A. Maxwell’s law B. Ampere’s work law C. Ampere’s circuital law D. Both A and C Read More …
Basic Electrical Engineering MCQ_67_1(Electromagnetism)
Q.181 According to Faraday’s law of electromagnetic induction an emf is induced in a conductor when A. it lies in an electric field B. it cuts the magnetic flux C. it lies in magnetic field D. Read More …
Basic Electrical Engineering MCQ_66_1(Electromagnetism)
Q.166 The eddy current loss increase with increase in frequency because it is____. A. proportional to frequency B. proportional to the cube of frequency C. proportional to the square of frequency D. inversely proportional to the Read More …
Basic Electrical Engineering MCQ_65_1(Electromagnetism)
Q.151 what will be the field at the center of circle, if two ends of a uniform circular wire are joined to the terminals of a battery A. will depends on the amount of current B. will depends on the Read More …
Basic Electrical Engineering MCQ_64_1(Electromagnetism)
Q.136 The electromagnetic torque of force developed in any physical system tends to____. A. increase the reluctance B. decrease the reluctance C. increase the magnetic stored energy D. increase the inductance Ans.: B Q.137 For microwave Read More …
Basic Electrical Engineering MCQ_63_1(Electromagnetism)
Q.121 The eddy current loss is directly proportional to the ____ of the material. A. area B. volume C. thickness D. laminations Ans.: B Q.122 Eddy current loss is directly proportional to the ___ of maximum Read More …
Basic Electrical Engineering MCQ_62_1(Electromagnetism)
Q.106____ is defined as the property which is responsible for the induced emf in one coil due to change in current flowing through some other coil placed nearby it. A. Coefficient of coupling B. Magnetic coupling coefficient Read More …
Basic Electrical Engineering MCQ_61_1(Electromagnetism)
Q.1 The direction of induced emf produced sue to the process of electromagnetic induction is always such that it will set up a current to oppose the basic cause responsible for inducing the emf. This statement is give by___. Read More …
Basic Electrical Engineering MCQ_52_1 (Electromagnetism)
Q.1 The portion of power lost corresponds the difference between the energy stored and the energy returned back by the magnetic core. This is called as___. A. hysteresis loss B. eddy current loss C. power loss Read More …