Question

11. 1 Killo-Watt-Hr (KWH) equals to (a) 3.6 x10 Joule (b) 3.6x10 Joule (c) 1.6x10 Joule (d) None 12. Power (P) relationship in a D.C. circuit is (a) le=I'R - I'r (b) Is=IR + Ir (c) Is = IR+ Ir (d) None of the above 13. Kirchhoff's loop rule for a closed circuit explains (a) Sum of current (1) = 0 (b) Sum of potential difference (AV)=0 (c) Both (d) None 14. RC time constant (c) measured during charging up to a maximum of (a) 0.368 CE (c) 0.0632 CE (b) 0.632 CE (d) None 15. The angle between the horizontal and the direction of the magnetic field is (a) Dip angle (c) Both (b) Declination (d) None 16. 1 Tesla (T) = ? (a) 10 G (c) 10 G (d) None (b) 10 G 17. Force (F) on a conducting wire in a magnetic field is? (a) BIT cose (c) BI ( tane (b) BI sin (d) None 18. Magnetic moment (u) of the coil is (a) IAN (b) IAN (C) VAN (d) None 19. Force (F) on a moving charge (+) in a magnetic field (B) is? (a) B qy cos (c) B qv tane (b) B qv sin (d) None 20. Cyclotron equation in case of force on a charged particle in a magnetic field is (a) r-mv/qB (c)r=m/vqB (b) r=mvq/B (d) None

Answer 1