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The magnetic field at a point on the axis of a long solenoid having 5 turns per cm length when a current of 0.8 A flows through it is
Options
(a) 5.024×10⁻⁸ Wb/m²
(b) 6.024×10⁻⁸ Wb/m²
(c) 7.024×10⁻⁸ Wb/m²
(d) 8.024×10⁻⁸ Wb/m²
Correct Answer:
5.024×10⁻⁸ Wb/m²
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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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
- The decay constant of a radio isotope is λ. If A₁ and A₂ are its activities at time
- Two sound waves of wavelengths 5m and 6m formed 30 beats in 3 seconds
- A body cools in 7 minute from 60⁰C to 40⁰C. What time, in minute does it take to cool
- A current of 5 A is passing through a metallic wire of cross-sectional area 4×10⁻⁶ m².
- A cricket ball of mass 250 g collides with a bat with velocity 10 m/s
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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