Electronic Principles
What form of energy is used to maintain an imbalance of charges between the terminals of a battery?

Mechanical energy
Chemical energy
Solar energy
None of these
Electronical energy

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Electronic Principles
Which one of the following is a statement of KirchhofFs voltage law?

The algebraic sum of voltages in a loop is equal to zero
The voltage drop across a resistance is proportional to the value of resistance and the amount of current flowing through it
The total voltage in a parallel circuit is less than the value of the smallest voltage
The algebraic sum of voltages entering and leaving a point is equal to zero
None of these

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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 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 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

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