الفيزياء العامة الجزء الثاني#موقع الفيزياء.كوم

Lectures in General Physics
[25] For the current shown in Figure 6, calculate (a) the current in the 1.00
resistor and (b) the potential difference between the points a and b.
18 V
6Ohm
1Ohm
b
a
6 V
8Ohm
Figure 6
a. (a) 2.90 A; (b) -2.90 V
b. (a) 1.74 A; (b) -1.74 V
c. (a) 1.74 A; (b) 1.74 V
d. (a) 2.90 A; (b) 2.90 V
[26] Three 4.00 resistors are connected as in Figure 7.
4Ohm
4Ohm
4Ohm
Figure 7
Each can dissipate a maximum power of 34.0 W without being excessively
heated. Determine the maximum power the network can dissipate.
a. 434 W
b. 22.7 W
c. 51.0 W
d. 102 W
[27] Consider the circuit shown in Figure 8.
Dr. Hazem Falah Sakeek 227