Ohms Law Questionaire

19.An electrical circuit has a voltage of 50V and a resistance of 5Ω. What is the value of current?

• 250A

• 10A

• 55A

• 45A

20.An electric motor is running on 120V. The current is measured to be 2A. How many ohms of resistance is the motor?

• 122
• 60
• 118
• 240

21.An electric circuit has a resistance of 20Ω. The current is measured to be 6A. How many volts are applied to the circuit? a.3 1/3 b.14 c.26 d.120

• d.120
• c.26
• b.14
• a.3 1/3

22.A toaster is listed as 1560W. When it is plugged into a 120V circuit and starts to make toast, how many amperes will it draw?

• 13

• 1440

• 1680

• 187,200

Tags

NGSS.HS-PS3-1

36.Engineering notation is in steps of what? a.10 b.100 c.1000 d.10000

• 10

• 100

• 1000

• 10000

16.The amount of electrical power being used in a circuit is measured in ____. a.amperes b.volts c.ohms d.watts

• amperes

• volts

• ohms

• watts

9.If a circuit is open, current _____ flow(s). a.will b.will not

• will

• will not

39.In engineering notation, what is the first prefix above the base unit known as? a.kilo b.mega c.giga d.milli

• kilo

• mega

• giga

• milli

12.What is another term for electromotive force (EMF)? a.amperage b.ohmage c.voltage d.wattage

• amperage

• ohmage

• voltage

• wattage

38.In standard metric prefixes, what is the third prefix known as? a.deka b.hecto c.kilo d.centi

• deka

• hecto

• kilo

• centi