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The horizontal component of earth’s magnetic field at a place is 3×10⁻⁴ T and the dip is tan⁻¹ (4/3). A metal rod of length 0.25m is placed in N-S direction and is moved at a constant speed of 10 cms⁻¹ towards the east. The emf induced in the rod will be
Options
(a) 1μV
(b) 5μV
(c) 7μV
(d) 10μV
Correct Answer:
10μV
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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- A step down transformer is used on a 1000 V line to deliver 20 A at 120 V
- The net electric force on a charge of +3μC at the mid-point on the line joining two
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Topics: Magnetic Effects of Current and Magnetism
(167)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Two bodies of masses m₁ and m₂ and having velocities v₁ and v₂ respectively
- A step down transformer is used on a 1000 V line to deliver 20 A at 120 V
- The net electric force on a charge of +3μC at the mid-point on the line joining two
- The potential of a large liquid drop when eight liquid drops are combined is 20 V.
- A body of mass 0.25 kg is projected with muzzle velocity 100 m/s from a tank
Topics: Magnetic Effects of Current and Magnetism (167)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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