Electromagnetic Field Theory The Biot-savarts law is a general modification of Lenzs law. Amperes law. Faradays law. Kirchhoffs law. Lenzs law. Amperes law. Faradays law. Kirchhoffs law. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The emf induced in a conductor rotating in bipolar field is DC. none of these. AC. DC and AC both. DC. none of these. AC. DC and AC both. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Magnetic field intensity at centre of circular coil, of diameter 1 m and carrying a current of 2 A is 8 A/m. 2 A/m. 1 A/m. 4 A/m. 8 A/m. 2 A/m. 1 A/m. 4 A/m. 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. An emf is induced in split coil. Equal joule heating occurs in both coils. An emf is induced in both coils. Joule heating does not occur in each of the coils. An emf is induced in split coil. Equal joule heating occurs in both coils. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Magnetic flux density emerging out of a closed surface is infinite. zero. depends on magnetic movements outside the closed surface depends on magnetic movements inside the closed surface. infinite. zero. depends on magnetic movements outside the closed surface depends on magnetic movements inside the closed surface. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The principle of dynamically induced emf is utilized in a generator. transformer. thermocouple. choke. generator. transformer. thermocouple. choke. ANSWER DOWNLOAD EXAMIANS APP
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