A thin semicircular conducting ring (PQR) of radius r is falling with its plane

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.

admin:

Related Questions

  1. Two waves are represented by the equations y₁ = a sin (?t + kx + 0.57) m
  2. When we hear a sound, we can identify its source from
  3. Two electrons are separated by a distance of 1Å. What is the coulomb force between them?
  4. A closely wound solenoid of 2000 turns and area of cross-section 1.5 x 10⁻⁴ m² carries
  5. Van der waals,equation of state is(p+a/v²)(V-b)=nRT. The dimensions of a and b