Which one of the following equations most directly determines the amount of current flowing through a resistor when you know the value of the resistor and the voltage drop across it?

Electronic Principles
Which one of the following equations most directly determines the amount of current flowing through a resistor when you know the value of the resistor and the voltage drop across it?

None of these

E = PR

I = ER

E = I2R

I = E/R

None of these

E = PR

I = ER

E = I2R

I = E/R

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Electronic Principles
When the collector current increases, what does the current gain do?

stays the same

None of these

increases

decreases

any of the above

stays the same

None of these

increases

decreases

any of the above

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Electronic Principles
To get the Norton current, you have to

Open the voltage source

Short the load resistor

Short the voltage source

None of these

Open the load resistor

Open the voltage source

Short the load resistor

Short the voltage source

None of these

Open the load resistor

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Electronic Principles
Most AC power is obtained from:

generators

batteries

lightning

None of these

oscillators

generators

batteries

lightning

None of these

oscillators

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Electronic Principles
A power transformer steps 100 V down to 10 V. If the current in its primary winding is 2 A, what is the current in the secondary winding?

0.20833333333333

None of these

50 A

20 A

0.20833333333333

None of these

50 A

20 A

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Electronic Principles
An audio transformer has a turn ratio of 9, What is its impedance ratio?

9

85

6

None of these

81

9

85

6

None of these

81

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Electronic Principles

Electronic Principles Which one of the following equations most directly determines the amount of current flowing through a resistor when you know the value of the resistor and the voltage drop across it?

Electronic Principles When the collector current increases, what does the current gain do?

Electronic Principles To get the Norton current, you have to

Electronic Principles Most AC power is obtained from:

Electronic Principles A power transformer steps 100 V down to 10 V. If the current in its primary winding is 2 A, what is the current in the secondary winding?

Electronic Principles An audio transformer has a turn ratio of 9, What is its impedance ratio?

Electronic Principles
Which one of the following equations most directly determines the amount of current flowing through a resistor when you know the value of the resistor and the voltage drop across it?

Electronic Principles
When the collector current increases, what does the current gain do?

Electronic Principles
To get the Norton current, you have to

Electronic Principles
Most AC power is obtained from:

Electronic Principles
A power transformer steps 100 V down to 10 V. If the current in its primary winding is 2 A, what is the current in the secondary winding?

Electronic Principles
An audio transformer has a turn ratio of 9, What is its impedance ratio?