1- One millivolt is one millionth of a volt. 10- The reciprocal of resistance is: (a) True (b) False Ka) voltage (b) current 2- The prefix micro stands for: (c) conductance (d) coulombs (a) 10 (b) 10...

Extracted text: 1- One millivolt is one millionth of a volt. 10- The reciprocal of resistance is: (a) True (b) False Ka) voltage (b) current 2- The prefix micro stands for: (c) conductance (d) coulombs (a) 10 (b) 10 (c) 10-3 (d) 10- 11- An electric heater draws 10 A from a 120-V line. The resistance of the heater is: 3- The voltage 2,000,000 V can be expressed in powers (a) 1200 ) (b) 120 2 of 10 as: (c) 12 ) (d) 1.2 2 (a) 2 mV (b) 2 kV (c) 2 MV (d) 2 GV 12- The current / in the circuit of Fig. 2.63 is: 4- A charge of 2 C flowing past a given point each second is a current of 2 A. (a) -0.8 A (b) -0.2 A (c) 0.2 A (d) 0.8 A (a) True (b) False 42 5- The unit of current is: ww (a) coulomb (b) ampere 3 V 5V (c) volt (d) joule 60 6- Voltage is measured in: Figure 2.63 (a) watts (b) amperes 13- The current I, of Fig. 2.64 is: (c) volts (d) joules per second (a) -4 A (b) - 2 A (c) 4 A (d) 16 A 7 A4A current charging a dielectric material will accumulate a charge of 24 C after 6 s. (a) True (b) False 10 A 8- The voltage across a 1.1-kW toaster that produces a current of 10 A is: 2A 4A (a) 11 kV (b) 1100 V (c) 110 V (d) 11 V 9- Which of these is not an electrical quantity? (a) charge (b) time (c) voltage Figure 2.64 For Review Question 2.7. (d) current (e) power 14-Two wires have the same length and the same resistance. One is made from aluminum and the other from copper. Obtain the ratio of the cross-sectional area of the aluminum wire to that of the copper wire (PA-2.63×10 2m, po-1.72x10 2m).