Question
On what does the color dispersion power of a prism depend?

Answer

The colour dispersion ability of a prism depends on its material and not on the angle of refraction.

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

If a thin lens is dipped in water, does its focal length change?
Consider the energy density in a solenoid at its centre and that near its ends. Which of the two is greater?
Show that for a wave travelling on a string:

$\frac{\text{y}_\text{max}}{\text{u}_\text{max}}=\frac{\text{v}_\text{max}}{\text{a}_\text{max}},$

Where the symbols have usual meanings. Can we use componendo and dividendo taught in algebra to write,

$\frac{\text{y}_\text{max}+\text{v}_\text{max}}{\text{y}_\text{max}-\text{v}_\text{max}}=\frac{\text{v}_\text{max}+\text{a}_\text{max}}{\text{v}_\text{max}-\text{a}_\text{max}}?$

We often say, "A current is going through the wire." What goes through the wire, the charge or the current?
Two electrons are kept at a distance of I A from cach other. Calculate the Coulomb force between them.
Suppose the magnitude of Nuclear force between two protons varies with the distance between them as shown in figure. Estimate the ratio "Nuclear force/Coulomb force" for:
  1. x = 8fm
  2. x = 4fm
  3. x = 2fm
  4. x = 1fm (1fm = 10-15m).

Two coils one of larger radius $R$ and other of smaller radius $r$ are kept near. If mutual induction coefficient for this pair is 1 mH what is the magnetic flux associated with the larger coil when a current of 0.5 A is flowing in the smaller coil? When current in smaller coil is zero then what is its effect on larger coil?
Answer carefully:
We know that electric field is discontinuous across the surface of a charged conductor. Is electric potential also discontinuous there?
Should a thermometer bulb have large heat capacity or small heat capacity?
Definition of electric field intensity at a point.