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Magnetic Effects Of Current Questions

Practice 14 Magnetic Effects Of Current questions with detailed answers and explanations. Free MCQs, PYQs, and mock test questions for NEET, JEE, GATE, SSC and more.

๐Ÿ“š
14
Total Questions
๐ŸŸข
1
Easy
๐ŸŸก
11
Medium
๐Ÿ”ด
2
Hard
Practice by Exam:Physics(12)PHYSICS(2)

About Magnetic Effects of Current โ€” practice questions, PYQs & concepts

Magnetic Effects of Current is a frequently-tested topic on Physics, PHYSICS. ExamTest.live currently lists 14 Magnetic Effects of Current questions spanning previous-year papers from 2026 to 2026, each with worked solutions and a step-by-step explanation. Use the filters on this page to focus on a specific exam, difficulty level or year โ€” every answer key is free, no sign-up required.

Magnetic Effects of Current weight in competitive exams

Across our Magnetic Effects of Current question bank, the largest sources are Physics (12) and PHYSICS (2). Click any exam chip above to drill down to that exam-specific question set.

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All Magnetic Effects Of Current Questions(1โ€“14 of 14)

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Q1mediummcqPhysicsAIEEE 20072026
0% accuracy
A long straight wire of radius carries a steady current . The current is uniformly distributed across its cross section. The ratio of the magnetic field at distance and from the axis is:
Q2mediummcqPhysicsAIEEE 20072026
0% accuracy
A current flows along the length of an infinitely long, straight, thin-walled pipe. Then:
Q3mediummcqPhysicsAIEEE 20072026
0% accuracy
A charged particle with charge enters a region of constant, uniform and mutually orthogonal fields and with a velocity perpendicular to both and , and comes out without any change in magnitude or direction of . Then:
Q4mediummcqPhysicsAIEEE 20072026
0% accuracy
A charged particle moves through a magnetic field perpendicular to its direction. Then:
Q5mediummcqPhysicsAIEEE 20072026
0% accuracy
Two identical conducting wires and are placed at right angles to each other. The wire carries an electric current and carries a current . The magnetic field on a point lying at a distance from , in a direction perpendicular to the plane of the wires, will be given by:
Q6mediummcqPhysicsNEET 20172026
An arrangement of three parallel straight wires placed perpendicular to plane of paper carrying same current โ€˜ โ€™ along the same direction is shown in Fig. Magnitude of force per unit length on the middle wire โ€˜ โ€™ is given by:
image
Q7mediummcqPHYSICSNEET 20192026
A straight conductor carrying current splits into two parts forming a circular loop as shown in the figure. The radius of the circular loop is . The total magnetic field at the centre of the loop is:
image
Q8mediummcqPHYSICSNEET 20192026
Two toroids and have total no. of turns and respectively with average radii and respectively. If they carry the same current , what will be the ratio of the magnetic fields along the two loops?
Q9mediummcqPhysicsAIEEE 20092026
A current loop is held fixed on the plane of the paper. The arcs (radius ) and (radius ) of the loop are joined by two straight wires and . A steady current is flowing in the loop. Angle made by and at the origin is . The magnitude of the magnetic field () due to loop at the origin () is:
Q10mediummcqPhysicsAIEEE 20092026
Referring to the loop in the previous question, a straight thin wire with steady current flowing out of the plane of the paper is kept at the origin. Due to the presence of the current at the origin:
Q11hardmcqPhysicsPhysics
A square loop carrying a current , is placed near and coplanar with a long straight conductor carrying a current . The net force on the loop will be:
image
Q12hardmcqPhysicsPhysics
A long straight wire of radius carries a steady current . The current is uniformly distributed over its cross-section. The ratio of the magnetic fields and , at radial distances and respectively, from the axis of the wire is:
Q13easymcqPhysicsPhysics
A long wire carrying a steady current is bent into a circular loop of one turn. The magnetic field at the centre is . It is then bent into a circular coil of turns. The magnetic field at the centre of this coil will be:
Q14mediummcqPhysicsPhysics
An electron is moving in a circular path under the influence of a transverse magnetic field of . If the value of is , the frequency of revolution of the electron is:

Frequently Asked Questions

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We have 14 Magnetic Effects Of Current questions spread across 1 pages, covering easy, medium, and hard difficulty levels with detailed explanations.
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Magnetic Effects Of Current questions are commonly asked in Physics, PHYSICS. You can filter by exam using the links above.
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Start with easy questions to build confidence, then tackle medium and hard ones. Use the filter buttons to sort by difficulty. Reveal the answer only after attempting each question, and read the explanation thoroughly.