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A thin semicircular conducting ring (PQR) of radius r is falling with its plane vertical in a horizontal magnetic field B, as shown in the figure. The potential difference developed across the ring when its speed is v, is
Options
(a) zero
(b) Bvπr²/2 and P is at higher potential
(c) πrBv and R is at higher potential
(d) 2rBv and R is at higher potential
Correct Answer:
2rBv and R is at higher potential
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Electromagnetic Induction
(76)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A neutron moving with velocity v collides with a stationary particle
- The number of NAND gates required to form an AND gate is
- A cylindrical tank is filled with water to a level of 3m. A hole is opened at a height
- When an object is placed 40cm from a diverging lens, its virtual image is formed 20 cm
- In the given (V – T) diagram, what is the relation between pressure P₁ and P₂?
Topics: Electromagnetic Induction (76)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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