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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 : 2288 |
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CBSE X 2008 - Physics (Find the Rating of a Fuse Wire) An electric geyser has the ratings, 2000W, 220V marked on it. What should be the minimum rating, in whole number of a fuse wire, that may be required for safe use with this geyser? CBSE - X 2008 | 1 mark |
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CBSE X 2008 - Physics (Draw a Diagram to Show the Path of a Reflected Ray) A ray of light AM is incident on a spherical mirror as shown in the diagram: Redraw the diagram on the answer sheet and show the path of reflected ray. Also indicate and mark the angle of reflection in the diagram. CBSE X 2008 | 1 mark |