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Michaela Williamson

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Cards in this guide (11)
What unit is used to measure resistance

ohm

The process of creating electricity in one place and moving it to another for use

transmitting

A string of 15 Christmas tree lights is connected in series to a 90 volt power source What is the value of the resistance of each light if the current flowing through the circuit is 2 amps

3
3 ohms

A ray of light strikes a flat surface of water The angle that the incoming light ray makes with the normal is called the angle of

incident

Which of these two regular polygons has the larger interior angle triangle or heptagon

heptagon

A string of 20 Christmas tree lights are connected in series to a 20 volt power source The bulbs each have a resistance of .5 ohm How much current is flowing through the circuit

2 amps. If it is D.C.

Five resistors are connected together in series One resistor is 2 ohms one is 3 ohms one is 4 ohms one is 5 ohms and the fifth is 6 ohms What is the total resistance

Purely additive. 2+3+4+5+6=20.

A pulley system is used to lift a 2000 newton engine up a distance of 3 meters The operator must apply a force of 250 newtons to the chain of the pulley system to lift the motor To lift the engine fi

250 newtons

A+ Answers

This figure is a regular 12-sided polygon Find m 3

9

What is the total current flowing through a 45 ohm resistor 1.4 amps and 20 ohm resistor 1.8 amps

Just add the amps (3.2 amps).

What is the voltage drop running through resistor one

What is the voltage drop running through resistor one

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