Question
Light from a point source in air falls on a spherical
glass surface (n=1.5 c and radius of curvature = 10 cm). The distance of the light source from the glass surface is 50 cm. At what position the image is formed?Solution
The correct answer is B
Which substance is a multibranched polysaccharide of glucose used for energy storage in animals and fungi?
Magnesium oxide (MgO) + Water (H2O) = ?
Which of the following is the lightest metal?
Which type of bond is formed by the sharing of electrons?
Which atmospheric layer contains ozone layer?
Which of the following reactions represents the correct conversion of ethanol to ethanoic acid?
Which bond is weakest in nature?
Which one of the following is the petroleum wax?Â
Which chemical is also known as carbolic acid?
Haematite ores is the ore of which metal?