⦁ A coil of 1000 turns has a smaller coil of diameter 2.0 cm and 200 turns inserted inside it. The current in the big coil is changing causing the magnetic field in the coil to change at a rate of 0.94 T/s calculate the emf induced in the smaller coil.
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3 pens and 5 pencils cost
14 rupees. . what will be the cost of 12 pens and 20 pencils
(a) rupees 42. (b) rupees 56
(c) rupees 70. (d) rupees 112
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