Alternating Current (AC)

AC stands for

• Air-condition

• Direct Current

• Alternating Current

• Alternating Voltage

unit of voltage is

• Ampere

• mA

• Volt

• Watt

Energy is measured by

• Watt.hr

• watt

• Kilo Watt

• Kilo Volt

electric current is the flow of

• charges

• neutrons

• volts

• water

Tags

NGSS.HS-PS2-5

NGSS.HS-PS3-5

Battery is

• AC source

• DC source

• none of the above

• all of the above

power equals

• voltage divided by current

• voltage multiplied by resistance

• voltage

• voltage multiplied by current

AC is a result of

• Chemical reaction

• Electromagnetic reaction

• Biological reaction

• none of the above

Tags

NGSS.HS-PS4-3

period is

• 1/F

• 1/T

• T/F

• V/T

Tags

NGSS.HS-PS4-1

Amplitude is measured in

• seconds

• hours

• Volts

• Watts

On the oscilloscope the vertical axis represents

• Frequency

• Time

• Power

• Voltage