Questions LLC
Login
or
Sign Up
Ask a New Question
Physics
Electronics
Diodes
A diode carries 20 mA with a 2.0 V forward voltage drop. What is the power dissipation?
1 answer
P = V*I = 2 * 20 = 40 mW. = 0.04 W.
You can
ask a new question
or
answer this question
.
Related Questions
A 6 ohms load is connected to a 119.6volts source through a pair of 0.25 ohms conductors. calculate a) the load current and
A 15-V battery is hooked up to three resistors in series. The voltage drop across the first resistor is 3V and the voltage drop
A 15-volt power supply is used to power a circuit with two resistors in series. The voltage drop across R1 is 5 volts. What is
A series circuit consists of a 12V source, a 470ohm resistor(R1), a 330ohm resistor(R2) and a diode. If the diode is reverse
A 10-volt power supply is used to power a circuit, producing a current of 2 A. If the total resistance of the circuit is
In periods of peak demand, power companies lower their voltage. This saves them power (and saves you money!). To see the effect,
A 12,5kW single-phase inductive load operation at a power factor of 0,75 lagging is connected to a 240V supply. Each conductor
Three capacitors are connected to a battery of unknown
voltage as shown in the circuit diagram above. The voltage drop across
three 20 kilo ohms Resistors R1, R2, and R3 are in Series across an applied voltage of 120 V. What is the voltage drop across
The resistance in a circuit is halved. What happens to the voltage?
V=IR (1 point) Responses The voltage remains the same. The