Each of the eight conductors in the figure carries 4.31 A of current into or out of the page. Two paths are indicated for the line integral $B. Bds. What is the value of the integral for (a) path 1 and (b) path 2? I
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- An electric current is given by I(t) = 100sin(20rt), where I is in amperes and t is in seconds. What is the total charge (in C) carried by the current from t = 0 tot = (1/20) s? Lütfen birini seçin: a. 0.21 b. 1.6 O c. 0.8 O d. 0.47 e. 3.2Each of the eight conductors in the figure carries 6.89 A of current into or out of the page. Two paths are indicated for the line integral ʃ B(vector) dot d s(vector). What is the value of the integral for (a) path 1 and (b) path 2?Electric current is measured in ampere (A). If an ampere is expressed as a flow of charge in coulombs per seconds (C/s), how many electrons passes at a given point for a conductor carrying 8A currentin 1.5 minute? The charge on an electron is approximately 1.6 x 10 -19 C.
- 1.9. A block of conductor has the dimensions Lo x 2Lo x 4Lo. As shown in the figure below, the same battery is connected across the conductor in three different configurations. Which configuration draws the smallest current from the battery? All configurations draw equal current. 21 Lo 4Lo 4LO (a) (b) (c) (d)Find the magnitude of I, and Iz in electrical circuit?d complete it by drawing the connecting wires that are needed to the multimeter. Li Fig ge UPN acroSs a- What m L2 open. What is t Li positive 0.50 If the tw the volta Fig.10 of figure 8, th ates: 10- The vo The ammeter indicates 0.5 A. the cir the vol of the ammeter AL b- What is the current carried by L2? C- What is then the current sent by the generator? a- Draw again the circuit of figure 11, and draw the connecting wires needed to measure the voltage across the lamp using the multimeter. M Fi N e figure 9, t ces l1=750 m A2 indicate would t e? Justify yo Fig.11 b- If the voltage across the dry cell is constant at 9V. what would the voltmeter indicate when the switch is: open? closed? Wha
- 1.15 When a car has a dead battery, it can often be started by connecting the battery from another car across its terminals. The positive terminals are connected together as are the negative terminals. The connec- Si tion is illustrated in Fig. P1.15. Assume the current i in Fig. P1.15 is measured and found to be 40 A. a) Which car has the dead battery? b) If this connection is maintained for 1.5 min, how much energy is transferred to the dead battery? Figure P1.15 12V 12VWhat is the resulting current (in A), if 0.6 C of electrical charge is transferred in 64.2 ms? Provide a numerical answer without unit to at least 2 decimal places.The compressor on an air conditioner draws89.1 A when it starts up. The start-up time isabout 0.243 s.How much charge passes a cross-sectionalarea of the circuit in this time?Answer in units of C.
- A 300-km-long high-voltage transmission line 2.0 cm in diameter carries a steady current of 1,240 A. If the conductor is copper with a free charge density of 8.5 1028 electrons per cubic meter, how many years does it take one electron to travel the full length of the cable? (Use 3.156 107 for the number of seconds in a year.) ?yrGiven: R = 4.2 N R2 = 8.4 N R3 = 7.7 N Using Kirchhoff's laws, and utilizing the direction in the figure. Find the current I, I, and I3 Ri R3 6.00 V + 3.00 V 9.00 V +The current in a conductor varies in time according to /(t)= 53 e2, where / is in amperes and t in seconds. Find the amount of charge (in C) that passes through the conductor between t=0 and t=0.70 s.