Electrical permittivity (epsilon_0) in vacuum is 3.854 times 10^-12 C^2/N-m^2 8.

Question

Electrical permittivity (epsilon_0) in vacuum is 3.854 times 10^-12 C^2/N-m^2 8.854 times 10^-12 C^2/N-m^2 5.854 times 10^-12 C^2/N-m^2 None of the above Torque (tau) due to dipole moment in an electric field is pE Sin straightphi  pESin straightphi pE Sin straightphi None The electric field (E) outside the charged conductor is sigma/2 epsilon_0 2 sigma/epsilon_0 sigma/epsilon_0 None Drift speed (v_d) is J/n J/nq J/q None Electrical resistivity (p) is? RA/L RL/A R/AL All When capacitor discharges, the charge (q) becomes I-q_0 e^-t/RC I-EQ_0 e^-t/RC Q_0 e^-t/RC None A particle with mass (m) and charge (q) with initial velocity (v) perpendicular to the field moves in a circle with radius R of 2mv/qB mv^2/qB mv/qB None The magnetic susceptibility x_m 2K_m - 1 K_m - 1/2 K_m - 1 None Faraday's law measures the induced e.m.f. (epsilon) as + (d Phi/dt) -(d Phi/dt) -d Phi None The e.m.f (epsilon) generated in A.C. generator is N B A omega/sin omega t  N B A omega cos omega t NBA omega sin omega t None Energy (U) stored in an inductor is LI^2 1/2 LI^2 2L1 None V_rms (R.m.s of sinusoidal voltage) is V/Squareroot 3 v/Squareroot 2 V/Squareroot 5 None Capacitive reactance (X_c) is l/2pifC 2pifC l/2pifC^2 None

Explanation / Answer

1(b)

2. All options are same pEsin(phi)

3(c)

4(b)

5(a)

6(c)

7(c)

8(c)

9(b)

10(c)

11(b)

12(b)

13(a)

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