Electronic Principles
A device that converts chemical energy to electrical energy is called a:

chemical cell
None of these
thermocouple
electric device
solar cell

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Electronic Principles
Which one of the following is a direct statement of Ohm's law?

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

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