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How can you show that the magnetic field produced by a given electric current in the wire decreases as the distance from the wire increases? CBSE - X 2006 | 1 mark Total No of Views : 2264 |
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CBSE X 2008 - Physics (Question on Refractive Indices) The following table gives the values of Refractive Indices of a few media. Use this table to give an eg. of a medium pair i) Where light speeds up when it goes from one medium to other ii) Where light slows down when it goes from one medium to other. CBSE X 2008 | 1 mark |
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CBSE X 2008 - Physics (Draw a Circuit Diagram showing all Connections) You are given three resistors of 10 W, 10 W and 20 W, a battery of emf 2.5 V, a key, an ammeter and a voltmeter. Draw a circuit diagram showing the correct connections of all given components such that the voltmeter gives a reading of 2.0 V. CBSE - X 2008 | 1 mark |