Recently Replied Questions

• point charge/field
  A point charge q is placed on one vertex of a cube. What part of the charge is inside the cube? Answer in 1/8th. Why?? ...
  0·11· #Physics#Electricity and magnetism
  replied2010-02-11 08:00:06
• point charge/field
  A point charge q is placed on one vertex of a cube. What part of the charge is inside the cube? Answer in 1/8th. Why?? ...
  0·11· #Physics#Electricity and magnetism
  replied2010-02-11 07:59:19
• MCQ Single choice, 11th Feb
  1. By emission of which of the following element remains unchanged a) β^- decay b) γ decay 2. Two lens of power –15D and +5D are placed is contact co-axially. The focal length of equlvalent lens is (A) –10 cm (B) –20 ...
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• optics
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  replied2009-12-26 06:03:15
• optics
  An ray of light is incident with grazing angle at (0,0) The refractive index of the medium (in grey) varies with x-coordinate as N=2x. What is the path of the light ray? *Image* ...
  0·9· #Physics#Optics
  replied2009-12-26 06:02:47