Electromagnetic Field Theory Which of the following represents ohms law V = RI All of these I = GV J = σE V = RI All of these I = GV J = σE ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A conductor of length 1 metre moves at right angles to magnetic field of flux density 1 Wb/m2 with a velocity of 25 m/s. The induced emf in the conductor will be 50 V. 75 V. 100 V. 25 V. 50 V. 75 V. 100 V. 25 V. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The Biot-savarts law is a general modification of Amperes law. Lenzs law. Kirchhoffs law. Faradays law. Amperes law. Lenzs law. Kirchhoffs law. Faradays law. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The two windings of a transformer have an inductor of 2 H each. If mutual inductor between them is also 2 H, then it is a perfect transformer. transformer is an ideal transformer. none of these. turns ratio of the transformer is also two. it is a perfect transformer. transformer is an ideal transformer. none of these. turns ratio of the transformer is also two. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A magnetic field B = 5 × 10-2 uz T exerts a force on 0.02 m conductor along the x-axis. The conductor carried a current of 5 mA in the – ux direction. What force must be applied to the conductor to hold it in position - 5 × 10-5 uy N. 5 × 10-5 uy N. 5 × 10-5 ux N. 5 × 10-5 uz N. - 5 × 10-5 uy N. 5 × 10-5 uy N. 5 × 10-5 ux N. 5 × 10-5 uz N. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A fan blade of length 2R rotates in a time period T in a magnetic field B. The induced voltage in the blade is proportional to R2B / T. RBT. 2RBT. R2BT. R2B / T. RBT. 2RBT. R2BT. ANSWER DOWNLOAD EXAMIANS APP