A current carrying circular loop of radius 2 cm with unit normal is placed in a magnetic field, . If and current I = 100√2 A, the torque experienced by the loop is __________ Wb.A. (π = 3.14)

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A current carrying circular loop of radius 2 cm with unit normal $\overset{n}{^} = \frac{k ^ + i ^}{2}$ is placed in a magnetic field, $B = B_{0} (3 \hat{i} + 2 \hat{k})$ . If $B_{0} = 4 \times 1 0^{- 3} T$ and current I = 100√2 A, the torque experienced by the loop is __________ Wb.A. (π = 3.14)

16 × 10^-5 k̂

5024 × 10^-7 k̂

5024 × 10^-7 î

5024 × 10^-7 ĵ

A monochromatic source of light operating at 15 kW emits 2.5 × 10²² photons/s. T

A 30 cm long solenoid has 10 turns per cm and area of 5 cm2. The current through

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