Physics · JEE

Electric current: drift velocity, mobility and their relation with electric current Previous Year Questions for JEE

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Part of Current Electricity in JEE Main Physics.

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Q1PhysicsUnit 12: Current Electricity

A straight conductor of uniform cross- section carried a current I. Let s=specific charge of an electron. The momentum of all the free electrons per unit length of the conductor, due to their drift velocities only, is

Q2PhysicsUnit 12: Current Electricity

In a metallic conductor, electric current is thought to be due to the movement of

Q3PhysicsUnit 12: Current Electricity

For a common emitter amplifier, current gain is

60 .

If the emitter current is

6.6 ~ m A

the collector current is :

Q4PhysicsUnit 12: Current Electricity

Which of the following is/are correct about the direction of holes/electron? This question has multiple correct options

Q5PhysicsUnit 12: Current Electricity

Which of the following instruments is used to check whether electricity is flowing through a substance or not?

Q6PhysicsUnit 12: Current Electricity

Assertion If we bend an insulated conducting wire, the resistance of the wire increases. Reason The drift velocity of electrons in bent wire decreases.

Q7PhysicsUnit 12: Current Electricity

Mobility of free electrons in a conductor ¡s:

Q8PhysicsUnit 12: Current Electricity

A steady current flow in a metallic conductor of non-uniform cross-section. The quantity/quantities remaining constant along the whole length of the conductor is/are:

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Why practise PYQs for Electric current: drift velocity, mobility and their relation with electric current?

PYQs reveal recurring concepts, common traps, and the difficulty level JEE expects. Solving them builds exam temperament and time management.

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Our bank includes exam-style MCQs aligned with JEE Main Physics syllabus for Electric current: drift velocity, mobility and their relation with electric current, covering the same topics as previous year papers.

How should I use PYQs for Current Electricity?

Solve timed sets, review every explanation, note weak subtopics, then revisit with focused practice on Goodmarks.

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