Electromagnetic Field Theory Which statement does not say that electrostatic field is conservative? If the curl of E is identically zero. The potential difference between two points is zero. If is gradient of a scalar potential. The work done in a closed path inside the fields is zero. If the curl of E is identically zero. The potential difference between two points is zero. If is gradient of a scalar potential. The work done in a closed path inside the fields is zero. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory If n is the polarization vector and k is the direction of propagation plane electromagnetic wave, then n = K. n = - k. n × k = 0. n. k = 0. n = K. n = - k. n × k = 0. n. k = 0. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A vector field A = p In is given in Cartesian coordinates. In cylindrical coordinates it will be represented as A = sinφ Ir. A = cosφ Ir - sinφ Ir. A = cosφ Ir. A = cosφ Ir + sinφ Iφ. A = sinφ Ir. A = cosφ Ir - sinφ Ir. A = cosφ Ir. A = cosφ Ir + sinφ Iφ. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory An electric field of 1.92 × 103 N/C is maintained across two plates separated by 0.015 m. Potential difference across plates will be 14.40 V. 2.88 V. 1.4 V. 28.8 V. 14.40 V. 2.88 V. 1.4 V. 28.8 V. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The electrical field strength at a distance point A due to a point charge +q, located at the origin, is 100 µl v/m. If the point charge is now enclosed by a perfectly conducting metal sheet sphere whose centre is at origin, A, outside the sphere, becomes None of above. 0. 100 μ v/m. - 100 μ v/m. None of above. 0. 100 μ v/m. - 100 μ v/m. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The force on a charge moving with velocity v under the influence of electric and magnetic fields is given by which one of the following q(E + V × B). q(E +V × H). q(E + B × V). q(H + V × E). q(E + V × B). q(E +V × H). q(E + B × V). q(H + V × E). ANSWER DOWNLOAD EXAMIANS APP
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