For the circuit shown, the open circuit voltage [img=22x17]1803a240f0baf58.png[/img] is[img=253x132]1803a240fcedc8e.png[/img]
A: 8V
B: 4V
C: 10V
D: 6V
A: 8V
B: 4V
C: 10V
D: 6V
举一反三
- For the circuit shown, the open circuit voltage [img=24x22]1803a2436d68f8e.png[/img] is[img=348x254]1803a243790ab90.png[/img] A: 12V B: 24V C: 8V D: 6V
- When the input voltage to this circuit is 0.25 V, the output voltage is _______[img=286x136]18032342e7cff3b.png[/img] A: 10.0 V B: 5.0 V C: 3.0 V D: 1.5 V
- When the input voltage to this circuit is 0.25 V, the output voltage is （ ）.[img=330x151]17a3dde427a4d5d.png[/img]
- 图示电路，20Ω电阻两端电压为（ ）。[img=202x160]1803bdd132be7b8.jpg[/img] A: 8 V B: 2 V C: 10 V D: 4V
- In the circuit shown in Figure , the voltage U is ________[img=481x296]18031723660721c.jpg[/img] A: 2V B: -2V C: 6V D: -6V