The New book of knowledge, Volum 11An illustrated encyclopedia containing over 9,000 articles on history, literature, art and music, geography, myths and legends, mathematics, science, hobbies, holidays and festivals, games, sports, crafts, medicine, law, government, industry, politics, and other topics. |
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Side 122
The power of an electric current — that is, the amount of work it can do —
depends on two things: the voltage and the amperage. Amperage is the
measurement of how fast the current is moving. Voltage is the measurement of
the force that is ...
The power of an electric current — that is, the amount of work it can do —
depends on two things: the voltage and the amperage. Amperage is the
measurement of how fast the current is moving. Voltage is the measurement of
the force that is ...
Side 134
You can figure the power used by any circuit, because there is a simple
relationship among power, voltage, and current: power = voltage X current or
watts = volts X amperes Using this equation you will see that a 100-watt house
bulb in a 110- ...
You can figure the power used by any circuit, because there is a simple
relationship among power, voltage, and current: power = voltage X current or
watts = volts X amperes Using this equation you will see that a 100-watt house
bulb in a 110- ...
Side 135
A flashlight battery is safe enough, but higher voltages can be deadly. The 110-
volt house current will give you a ... Suppose a live high-voltage wire has fallen
across an automobile with people in it. They would be safe inside the car
because ...
A flashlight battery is safe enough, but higher voltages can be deadly. The 110-
volt house current will give you a ... Suppose a live high-voltage wire has fallen
across an automobile with people in it. They would be safe inside the car
because ...
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