Sys Set up Practice Quiz Name

Sys Set Up – Practice Quiz Name: Electronics Unit 1 (Please Print) You may use a calculator. You must show your work for full credit. (2 pts each)

1. A charge of 70C flows past a given point every 4 seconds. How much is the current in amperes?

2. The current of 12A charges an insulator for 5s. How much charge is accumulated?

3. How much time would it take for a current of 35 A to create a charge of 175 C in an insulator?

4. 1 KV applied across 1 M results in ______amperes.

5. A 6 mV source connected across a resistance of 100  produces ______amperes.

6. If 8 mA (milliamps) flows through a 5 k (kilo) resistance, how much is the voltage?

7. An amplifier takes 6 A from a 220 V power line. How much power is used?

8. How much is the resistance of a 250-W, 120-volt device?

9. A vacuum tube has a current of 250 mA with 5V applied. How much is the resistance of the tube?

10. How much current is needed for a 5- resistance that dissipates 180W?

11. Give the unit and symbol and a brief definition of the following: Electromotive Force:

Current:

Resistance:

Charge:

Power: