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The first three color bands on a wire indicate the resistance. If the order of the bands is red, green, and blue, what is the resistance?
What is the power output of a system that has 5 amps and a resistance of \(2\Omega\)?
A circuit contains three different resistors that each provide \(2\Omega\) of resistance. If they are in a series circuit, what is their total resistance within the circuit?
A stereo purchased in Europe works with 300 volts and 15 amp. If the resistance stays consistent, what current will allow it to work in the US at 100 volts?
How many amps does a current have if 1,000 volts of electricity are being supplied, but facing a total resistance of \(5\Omega\) within the circuit?
How many amps does a current have if 500 volts of electricity are being supplied, but facing a total resistance of \(50\Omega\) within the circuit?
What is the meaning of the symbol below?
Two resistors are in a parallel circuit and each has a resistance level of \(1\Omega\). What is the total combined resistance from these resistors in their circuit?
What will the voltmeter read that is connected to the circuit below?
What is the power of a system with 8 volts of electricity and \(2\Omega\) of resistance?
What is the power of a system with 9 volts of electricity and \(3\Omega\) of resistance?
One millionth of an ampere is how many microamperes?
Ohms is a unit for:
Which circuit will not power on?
An electric generator and motor are similar because they:
What causes a compass to point in the northern direction?
A fiber optic cable is a network cable that contains strands of glass fibers inside. What purpose do they serve to be preferred over metal cables?
Which of the following will not affect magnetic fields?
Lightning is likely to strike a large body of water rather than a metal car because: