Q14.The vertical component of the earth's magnetic field is 6 × 10-5 T at any place where the angle of dip is 37°. 3 The earth's resultant magnetic field at that place will be (Given tan37° = 4) (1) 8 × 10-5 T (2) 6 × 10-5 T (3) 5 × 10-4 T (4) 1 × 10-4 T
What This Question Tests
This question tests the relationship between the vertical component of Earth's magnetic field, the angle of dip, and the resultant magnetic field using basic trigonometry.
Concepts Tested
Formulas Used
B_V = B sinδ
B_H = B cosδ
tanδ = B_V/B_H
📚 NCERT Sections This Tests
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4.5 What is the magnitude of magnetic force per unit length on a wire carrying a current of 8 A and making an angle of 30º with the direction of a uniform magnetic field of 0.15 T?
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📋 Question Details
- Chapter
- Magnetism & Matter
- Topic
- Earth's Magnetic Field
- Year
- 2022
- Shift
- 29 Jul Shift 2
- Q Number
- Q14
- Type
- MCQ
- NCERT Ref
- Class 12 Physics Ch 5: Magnetism and Matter
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