What is the total resistance of a parallel circuit that contains two resistors having values of 220 ohm and 470 ohm?

Electronic Principles
What is the total resistance of a parallel circuit that contains two resistors having values of 220 ohm and 470 ohm?

None of these

220 ohm

445 ohm

690 ohm

150 ohm

None of these

220 ohm

445 ohm

690 ohm

150 ohm

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Electronic Principles
Which one of the following statements is true for current flowing in a series circuit?

The same current flows through every part of a series circuit

The total current in a series circuit is equal to the sum of the currents flowing through the individual components in the circuit

None of these

The total current in a series circuit is equal to the total voltage multiplied by the total resistance

The amount of current flow through each part of a series circuit can be different, depending on the resistance of each part and the amount of voltage applied to it

The same current flows through every part of a series circuit

The total current in a series circuit is equal to the sum of the currents flowing through the individual components in the circuit

None of these

The total current in a series circuit is equal to the total voltage multiplied by the total resistance

The amount of current flow through each part of a series circuit can be different, depending on the resistance of each part and the amount of voltage applied to it

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Electronic Principles
If N1/N2 = 2, and the primary voltage is 120 V, what is the secondary voltage?

36 V

40 V

None of these

0 V

60 V

36 V

40 V

None of these

0 V

60 V

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Electronic Principles
The dielectric constant of a material is a measure of:

the amount of voltage it can withstand before breaking down

how well the material concentrates magnetic lines of force

None of these

how well the material concentrates electrostatic lines of force

the amount of opposition to the current flow

the amount of voltage it can withstand before breaking down

how well the material concentrates magnetic lines of force

None of these

how well the material concentrates electrostatic lines of force

the amount of opposition to the current flow

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Electronic Principles
A circuit has two different voltage sources that are connected in a series-opposing form. If the sources are rated at 6 V and 9 V, what is the total source voltage?

None of these

8 V

3 V

7.5 V

16 V

None of these

8 V

3 V

7.5 V

16 V

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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?

None of these

20 A

0.20833333333333

50 A

None of these

20 A

0.20833333333333

50 A

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Electronic Principles

Electronic Principles What is the total resistance of a parallel circuit that contains two resistors having values of 220 ohm and 470 ohm?

Electronic Principles Which one of the following statements is true for current flowing in a series circuit?

Electronic Principles If N1/N2 = 2, and the primary voltage is 120 V, what is the secondary voltage?

Electronic Principles The dielectric constant of a material is a measure of:

Electronic Principles A circuit has two different voltage sources that are connected in a series-opposing form. If the sources are rated at 6 V and 9 V, what is the total source voltage?

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
What is the total resistance of a parallel circuit that contains two resistors having values of 220 ohm and 470 ohm?

Electronic Principles
Which one of the following statements is true for current flowing in a series circuit?

Electronic Principles
If N1/N2 = 2, and the primary voltage is 120 V, what is the secondary voltage?

Electronic Principles
The dielectric constant of a material is a measure of:

Electronic Principles
A circuit has two different voltage sources that are connected in a series-opposing form. If the sources are rated at 6 V and 9 V, what is the total source voltage?

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?