Physics - Current Electricity

Fuse wire has

• high melting point

• low melting point

• high boiling point

• low boiling point

This is an example of a _______ circuit

• open
• series
• parallel
• square

If the voltage is increased and the resistance stays the same, current will ____.

• Increase
• Decrease
• Stay the same
• Not enough info

Find total resistance
total current
and the voltage through resistor 3.

• 60 Ohms, 0.4 A,  8 V
• 60 Ohms, 2.5 A,  4 V
• 90 Ohms, 2.5 A, 24 V
• 60 Ohms, 0.4 A, 24 V

A light circuit is operating at 75 Volts. What is the circuit's current if the resistance is 5 Ohms?

• 375 Amps
• 50 Amps
• 15 Amps
• 0.07 Amps

A 30.-ohm resistor and a 60.-ohm resistor are connected in an electric circuit as shown below. Compared to the electric current through the 30.-ohm resistor, the electric current through the 60.- ohm resistor is

• smaller
• larger
• cannot be determined
• the same