Electromagnetic Field Theory Unit of electric flux density is weber / meter2. farad / meter. coulomb. coulomb / meter2. weber / meter2. farad / meter. coulomb. coulomb / meter2. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory For DC voltage an inductor is virtually a short circuit. open circuit. depends on magnitude of voltage. depends on polarity. short circuit. open circuit. depends on magnitude of voltage. depends on polarity. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Two identical circular coils, one closed and another is little split (not enclosed) are placed in an uniform magnetic field which decrease at a constant rate. If the plane to the coils are perpendicular to the field which of the following statements is true? An emf is induced in both coils. Joule heating does not occur in each of the coils. Equal joule heating occurs in both coils. An emf is induced in split coil. An emf is induced in both coils. Joule heating does not occur in each of the coils. Equal joule heating occurs in both coils. An emf is induced in split coil. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Cork Screw rule is used to find direction of current. direction of emf. direction of electric field. direction of magnetic field. direction of current. direction of emf. direction of electric field. direction of magnetic field. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Fleming's right hand rule may be applied to an electric generator to find out the direction of rotor rotation. magnetic field. None of these induced emf. rotor rotation. magnetic field. None of these induced emf. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory In order to minimize loss due to hysteresis the magnetic material should have high hysteresis coefficient. large coercivity. small B-H loop area. high resistivity. high hysteresis coefficient. large coercivity. small B-H loop area. high resistivity. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS