⟩ Explain what is meant by saying at what current is transistor biased?
Bias current of a transistor is the preset DC current when no input voltage signal is applied to it.
Bias current of a transistor is the preset DC current when no input voltage signal is applied to it.
A 3.3 k resistor dissipates 0.25 W. The current is A. 8.7 mA B. 87 mA C. 8.7 µA D. 8.7 A
A 220 resistor dissipates 3 W. The voltage is A. 73.3 V B. 2.5 V C. 25.7 V D. 257 V
For 12 V and 40 mA, the power is A. 480 mW B. 0.480 W C. 480,000 µW D. all of the above
How many watt-hours represent 65 W used for 18 h? A. 11.7 Wh B. 1,170 Wh C. 11,700 Wh D. 117,000 Wh
If it takes 400 ms to use 12,000 J of energy, the power is A. 30 kW B. 30 W C. 3 W D. 300 kW
If you used 600 W of power for 60 h, you have used A. 36 kWh B. 3.6 kWh C. 10 kWh D. 1 kWh
In 40 kW, there are A. 0.4 mW B. 40,000 W C. 400 W D. 5,000 W
A 6 V battery is connected to a 300 load. Under these conditions, it is rated at 40 Ah. How long can it supply current to the load? A. 1 h B. 200 h C. 2,000 h D. 10 h
If you used 400 W of power for 30 h, you have used A. 1.3 kWh B. 13.3 kWh C. 1.2 kWh D. 12 kWh
A 120 resistor must carry a maximum current of 25 mA. Its rating should be at least A. 4.8 W B. 150 mW C. 15 mW D. 480 mW