Cluster · Electric Circuits and Resistance Calculations

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Clusters / #1204
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Ohm's Law and Circuit Resistance Calculations
Questions
84
Questions in this cluster
84 total
Question Category Subtype Difficulty

If the resistance in an electrical circuit is 10 ohms and the current flowing through it is 3 amperes, what is the voltage across the resistor?

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science intermediate

In a circuit with two resistors in series, if one has a resistance of 5 ohms and the other has 10 ohms, what is the total resistance?

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science ohms_law_circuit intermediate

Two identical resistors, each of 10 Ω, are connected in parallel. This combination, in turn, is connected to a third resistor of 10 Ω. The equivalent resistance of the combination is _______.

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science ohms_law_circuit intermediate

A resistor has a resistance of 100 ohms and is connected to a 20-volt battery. What is the power dissipated by the resistor?

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science ohms_law_circuit intermediate

Consider two resistors A (Yellow, Orange, Brown) and B(Green, Violet, Brown) connected in series. The effective resistance corresponds to a resistor with which of the following color codes?

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science intermediate

If the resistance of an electric iron is 40Ω and 2.2A Current flows through the resistance. Find the voltage between two points.

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science intermediate

What is the minimum resistance that can be obtained using four resistors of 5 Ohm each?

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science ohms_law_circuit intermediate

If a current of 1.5 A is maintained in a resistor of 10 Q, then the energy dissipated in the resistor in 1 minute will be:

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science intermediate

Calculate the resistance if the current is 20 A and the potential difference measured across the conductor is 100 V.

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science intermediate

The resistors of values 3 Ω, 6 Ω, and 15 Ω are connected in parallel. What will be equivalent resistance in the circuit?

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science ohms_law_circuit intermediate

When two or more resistances are connected between the same two points, they are said to be connected in__________.

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science intermediate

Compute the resistance if 5 Ω and 2 Ω are connected in parallel.

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science intermediate

Calculate the resistance if the current is 20 A and the potential difference measured across the conductor is 100 V.

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science intermediate

A wire carrying a current of 8 Amperes is having a resistance of 10 ohm. Calculate the potential difference across its ends.

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science intermediate

Two resistors R1 and R2 having resistance 10Ω and 20Ω respectively are connected in parallel in an electric circuit. If the potential difference across the electric circuit is 10 V, find the electric current flowing through the circuit.

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science intermediate

Wheatstone bridge is an arrangement of _________ resistors used for accurate measurement of resistance.

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science intermediate

The maximum resistance which can be made using four resistors each of 1/4 Ω in series is ____.

[RRB NTPC CBT]

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science ohms_law_circuit intermediate

Three wires of resistance 3 ohm, 6 ohm and 9 ohm are connected in parallel. What will be the total resistance of the circuit?

[RRB NTPC CBT]

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science intermediate

How much energy is dissipated by a 32 Ohm resistor when a current of 1 A flows through it for 150 sec?

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reasoning ohms_law_circuit intermediate

Two resistors R1 and R2 having resistance 10Ω and 20Ω respectively are connected in parallel in an electric circuit. If the potential difference across the electric circuit is 10 V, find the electric current flowing through the circuit.

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reasoning intermediate

Compute the resistance if 5 Ω and 2 Ω are connected in parallel.

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reasoning intermediate

If V = (100 ± 3)V and I = (10 ± 0.2)A. Find the percentage error in R?
(R = V / I) (Head Constable AWO TPO in Delhi Police Examination 2022)

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english intermediate

A resistor has a resistance of 100 ohms and is connected to a 20-volt battery. What is the power dissipated by the resistor?

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mp_police ohms_law_circuit intermediate

Wheatstone bridge is an arrangement of _________ resistors used for accurate measurement of resistance.

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mp_police intermediate

Two resistors of resistances R1 = 50 ± 3 ohm and R2 = 100 ± 4 ohm are connected in series. Find the equivalent resistance in series.

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bihar_police ohms_law_circuit intermediate

Wheatstone bridge is an arrangement of _________ resistors used for accurate measurement of resistance.

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bihar_police intermediate

A resistor has a resistance of 100 ohms and is connected to a 20-volt battery. What is the power dissipated by the resistor?

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bihar_police ohms_law_circuit intermediate

If a current of 1.5 A is maintained in a resistor of 10 Q, then the energy dissipated in the resistor in 1 minute will be:

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bihar_police intermediate

What is the resultant resistance if two 2 Ω resistors are connected in parallel?

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bihar_police ohms_law_circuit intermediate

Find the equivalent resistance in a parallel circuit of 4 resistors where every resistance is of 2 Ω.

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bihar_police intermediate

Two resistors R1 and R2 having resistance 10Ω and 20Ω respectively are connected in parallel in an electric circuit. If the potential difference across the electric circuit is 10 V, find the electric current flowing through the circuit.

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bihar_police intermediate

Find the equivalent resistance in a parallel circuit of 4 resistors where Every resistance is of 2 Ω.

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bihar_police intermediate

A resistor having an electrical resistance value of 200 ohms, is connected to another resistor with a resistance value of 300 ohms. The two resistances are connected in series. What is the total resistance across the system?

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bihar_police intermediate

A resistor has a resistance of 100 ohms and is connected to a 20-volt battery. What is the power dissipated by the resistor?

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rajasthan ohms_law_circuit intermediate

Two resistors R1 and R2 having resistance 10Ω and 20Ω respectively are connected in parallel in an electric circuit. If the potential difference across the electric circuit is 10 V, find the electric current flowing through the circuit.

 

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rajasthan intermediate

In a circuit with two resistors in series, if one has a resistance of 5 ohms and the other has 10 ohms, what is the total resistance?

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rajasthan ohms_law_circuit intermediate

A resistor has a resistance of 100 ohms and is connected to a 20-volt battery. What is the power dissipated by the resistor?

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rpf ohms_law_circuit intermediate

A 12 V battery is connected across an unknown resistor. If a current of 2 mA is flowing through the circuit, the value of the resistance is:

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defence ohms_law_circuit intermediate

A resistor has a resistance of 100 ohms and is connected to a 20-volt battery. What is the power dissipated by the resistor?

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defence ohms_law_circuit intermediate

In a circuit with two resistors in series, if one has a resistance of 5 ohms and the other has 10 ohms, what is the total resistance?

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defence ohms_law_circuit intermediate

An EMF source of 8.0 V is connected to a purely resistive electrical appliance (a light bulb). An electric current of 2.0 A flows through it. Calculate the resistance offered by the electrical appliance.

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delhi_police intermediate

A current of 2.2 amperes flows through a 1000 ohm resistance. What will be the potential difference across the resistance?

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delhi_police intermediate

If four 1 Ω resistors are connected in series, what is the resultant resistance?

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delhi_police ohms_law_circuit intermediate

What is the resultant resistance if 2 Ω resistors are connected in parallel?

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delhi_police ohms_law_circuit intermediate

When two or more resistances are connected between the same two points, they are said to be connected in__________.

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delhi_police intermediate

What is the resultant resistance if two 2 Ω resistors are connected in parallel?

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delhi_police ohms_law_circuit intermediate

Two resistors of resistances R1 = 50 ± 3 ohm and R2 = 100 ± 4 ohm are connected in series. Find the equivalent resistance in series.

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delhi_police ohms_law_circuit intermediate

Wheatstone bridge is an arrangement of _________ resistors used for accurate measurement of resistance.

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delhi_police intermediate

A light bulb working on a 18 V battery draws a current of 3 A. What will be the resistance of the bulb?

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delhi_police intermediate

Two identical resistors, each of 10 Ω, are connected in parallel. This combination, in turn, is connected to a third resistor of 10 Ω. The equivalent resistance of the combination is _______.

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delhi_police ohms_law_circuit intermediate
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