What is the definition of Dispersive power?
Answers
Answer:
the power of a transparent medium to separate different colors of light by refraction as measured by the difference in refractivity for two specified widely differing wavelengths divided by the refractivity at some specified intermediate wavelength
IV. Multiple Choice
1. The distance travelled by an object in a specified direction is
1
a) Speed b) Displacement c) Velocity
4X½ 2M
d) Acceleration
2. If there is change in the velocity of the object then the state of object
with respect to motion is a) State of constant speed b) State of uniform motion
c) State of constant velocity
3. Which of following can be compressed
a) Iron
b) Water
c) Air
d) State of non-uniform motion
d) Wooden piece
4. Which of the following is available in three states of in our daily life
a) Petrol
b) Water
c) Milk
d) Kerosine
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