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What is the difference between connecting resistors in parallel and in series?

When resistors are connected in series, the total resistance is the sum of the individual resistances. When resistors are connected in parallel, the total resistance is less than the smallest individual resistance.


What is the relationship between you and R in networks of parallel resistors in electric circuits?

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How does the effective resistance of four resistors in parallel compared to the individual resistance?

It depends on the values of the individual resistors. But if each resistor is identical, then the total resistance will be one-quarter that of an individual resistor.


Why a circuit will produce a loading effect?

This happens because the total parallel resistance is lower than the individual resistors that make up the group of parallel resistors. When you add another parallel load, the resistance of that parallel group lowers and as result increases the current for the rest of the circuit.


Why is resistance less when resistors are join in parallel?

What do you mean? In a parallel circuit, the combined (or effective) resistance is less than any individual resistance.


What is the formula for finding resistance for a parallel series?

There is no such thing as a "parallel series". The total effective resistance of many resistors in series is the sum of the individual resistances. It's more than the greatest individual. The total effective resistance of many resistors in parallel is the reciprocal of the sum of the individual resistances' reciprocals. It's less than the smallest individual.


What picture represents two resistors wired in parallel?

It represents that two resistors are connected in parallel.


When a 30.0-V emf device is placed across two resistors in series a current of 14.0 A is flowing in each of the resistors. When the same emf device is placed across the same two resistors in parallel?

There is insufficient information in the question to answer it. 30 volts generating 14 amperes means the two resistors have a total series resistance of 2.143 ohms. Since no relationship was stated, we don't know the value of the individual resistors. If the two resistors had the same resistance, the net parallel resistance would be 0.536 ohms, and a current of 56 amperes would flow.


Choose true or falseIf all the resistors in a parallel sub-circuit have the same value the total current can be found by multiplying the current by the number of resistors?

False. The total current in a parallel sub-circuit where all resistors have the same value cannot be found by multiplying the current by the number of resistors. In a parallel circuit, the total current depends on the individual resistor values and how they affect the overall resistance of the circuit.


Is the voltage constant in parallel resistors?

In parallel resistors, the voltage across each resistor is the same, but the total voltage across all resistors may vary.


How to measure resistance of series combination?

When connected in series, the overall effective resistance of a bunch of individual resistors is the sum of the individual resistances. It's always more than the resistance of any individual. When connected in parallel, the reciprocal of the overall resistance of a bunch of individual resistors is the sum of the reciprocals of the individual resistances. It's always less than the resistance of any individual. When two resistors are connected in parallel, the overall effective resistance of the pair is (the product of the two individual resistances) divided by (the sum of the two individual resistances). It's always less than the smaller individual resistance.


What are the relations between individual voltages and the total voltages when resistors are connected in series and in parallel?

-- The current in each individual resistor is (voltage across the whole circuit) divided by (the resistance of the individual resistor). -- The current in any individual resistor is less than the total current in the circuit. -- The total current in the circuit is the sum of the currents through each individual resistor.