Mechatronics I Test

Front

What size resistor would produce a 3 Amp current flow with a 12 Volt battery?

Back

4 Ohms

Front

What is the Voltage of a circuit that has a resistance of 5 Ω and a current of 2 A?

Back

10 V

Front

A 3-V battery sends a current of 0.10 A through a light bulb. What is the resistance of the filament of the bulb?

Back

30 Ω

Front

______ in a circuit is directly proportional to the electric potential difference

Back

CURRENT

Front

Ohm's law is the relationship between...

Back

Voltage, Current and Resistance

Front

What does a volt meter measure?

Back

A volt meter measures the potential difference (or voltage) across a circuit element.

Front

An electric fan is connected to a 60-V battery. An ammeter is used to measure the current which reads 2A. What should the ammeter read if the fan was connected instead to a 120-V outlet?

Back

4A

Front

What does it mean for the resistance of an object that is non-ohmic?

Back

The resistance of the device is not constant with increasing current.

Front

What is the SI unit for RESISTANCE?

Back

ohms

Front

What is the SI unit for VOLTAGE?

Back

volts