Physics, 14.07.2019 16:30 elenasoaita
Two resistances, r1 and r2, are connected in series across a 12-v battery. the current increases by 0.20 a when r2 is removed, leaving r1 connected across the battery. however, the current increases by just 0.13 a when r1 is removed, leaving r2 connected across the battery. find (a) r1 and (b) r2.
Answers: 1
Physics, 21.06.2019 20:00
Which sentences describe disadvantages of burning fossil fuels instead of using hydrogen fuel cells? burning fossil fuels contributes to climate change. burning fossil fuels takes place inside expensive fuel cells. fossil fuels aren't widely available, but pure hydrogen is. fossil fuels are nonrenewable.
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Physics, 22.06.2019 22:30
An alarm clock has a current of 4.5 amps and a resistance of 3.2 ohms. what is the voltage in the circuit? a.1.4 volts b.0.71 volts c.14 volts d.46 volts
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Physics, 23.06.2019 11:10
How does an insulator stop the flow of an electric current? insulators convert electric energy to other forms of energy
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Physics, 23.06.2019 14:30
When an orange rolls off a table, its potential energy is converted into?
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Two resistances, r1 and r2, are connected in series across a 12-v battery. the current increases by...
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