A step-up transformer has a turns ratio of 1:4. If the line voltage is 115 V rms, what is the peak secondary voltage?

Electronic Principles
A step-up transformer has a turns ratio of 1:4. If the line voltage is 115 V rms, what is the peak secondary voltage?

None of these

651 V

707 V

700 V

208 V

None of these

651 V

707 V

700 V

208 V

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
A dielectric material is:

a good conductor

a good insulator

a poor conductor of electrostatic fields

a good conductor of magnetic fields

None of these

a good conductor

a good insulator

a poor conductor of electrostatic fields

a good conductor of magnetic fields

None of these

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
Most AC power is obtained from:

generators

None of these

oscillators

lightning

batteries

generators

None of these

oscillators

lightning

batteries

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
What is the turns ratio of a power transformer that shows 50 V at its secondary winding when you apply 150 V to its primary winding?

43922

None of these

43891

2

3

43922

None of these

43891

2

3

ANSWER DOWNLOAD EXAMIANS APP

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

None of these

The same current flows through every part of a series circuit

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

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

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

None of these

The same current flows through every part of a series circuit

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

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

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

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles
In a pure inductor:

ac current leads the voltage by 90 degree

ac current lags the voltage by 90 degree

ac current and voltage are exactly in phase

None of these

ac current is converted to dc voltage

ac current leads the voltage by 90 degree

ac current lags the voltage by 90 degree

ac current and voltage are exactly in phase

None of these

ac current is converted to dc voltage

ANSWER DOWNLOAD EXAMIANS APP

Electronic Principles

Electronic Principles A step-up transformer has a turns ratio of 1:4. If the line voltage is 115 V rms, what is the peak secondary voltage?

Electronic Principles A dielectric material is:

Electronic Principles Most AC power is obtained from:

Electronic Principles What is the turns ratio of a power transformer that shows 50 V at its secondary winding when you apply 150 V to its primary winding?

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

Electronic Principles In a pure inductor:

Electronic Principles
A step-up transformer has a turns ratio of 1:4. If the line voltage is 115 V rms, what is the peak secondary voltage?

Electronic Principles
A dielectric material is:

Electronic Principles
Most AC power is obtained from:

Electronic Principles
What is the turns ratio of a power transformer that shows 50 V at its secondary winding when you apply 150 V to its primary winding?

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

Electronic Principles
In a pure inductor: