2023 · Official Pondicherry Government Exam Paper
Q1.Two identical conducting balls having positive charges q₁ and q₂ are separated by a centre to centre distance r. If they are made to touch each other and then separated to the same distance, the force between them will be
Q2.In India electricity is supplied for domestic use at 220 V. It is supplied at 110 V in USA. If the resistance of a 60W bulb for use in India is R, the resistance of a 60W bulb for use in USA will be
Q3.The line integral of magnetic field over a closed loop is μ₀ times net current enclosed by the loop. It is called
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