The refractive index of a medium is dependent on the ----- of the light.

Which lenses are used as camera lenses?

The lines having lower frequencies than the incident frequency is called -------?

.  The refractive index of air is -----?

. The group of rays is-----?

. The derivation in the path of light ray is called-----?

. ----- is the pathway for the light to retina.

. In spherical lenses, all distance are measured from -----?

The SI unit of power of a lens----?

. The SI unit of the thermal energy----?

The formula for conversion of temperature from celsius to Kelvin is----?

Who made a telescope to observe distant stars------?

. Which is an instrument used to see the tiny object clearly.

.  The concave lens is also called as ------- lens.

Which is an optical instrument used to see the distant object clearly.

. The image of simple microscope------?

. Astigmatism can be corrected by using ----- lenses.

. Fundamental laws of gases are----?

. The velocity of light is more in a ------ medium and less in a ---- medium.

. The lines having equal frequencies to the incident frequency is called -------?

. The change in the dimension due to rise in temperature is called----?

. When a light travels from rarer to denser medium, the refracted ray is -----the normal.

Power of convex lens is----- and concave lens is------.

. The convex lens is also called as ------- lens.

The magnifying glass is also called -------.

. It is the main part of human eye. It is convex in nature.

Thermal expansion at particular temperature is less in ------.

.  Linear expansion is also called as----?

. Telescope can be viewed with the ----- intensity of light.

.  Which of the following is torque application?

. Which of the following vector Quantity?

The acceleration due to gravity on the surface of the moon is about ------ times the acceleration due to gravity of Earth

The temperature measured in relation to absolute zero using the Kelvin scale is called -----?

. Cubic expansion is also called as----?

. Which lens is used to make slide projector-----?

If the magnification is less than 1, then we get an---- image.

. Superficial expansion is also called as----?

The refractive index of eye lens----?

Whose telescope is similar to the astronomical telescope-----?

. If the magnification is greater than 1, then we get an---- image.

. It is the center part of the Iris?

.  If a person whose mass is 60kg stands on the surface of Earth, his weight would be 588 N his weight in moon is -----?

.  The value of ‗g‘ is ----- at the center of Earth.

. The light which consists of light and various coloures or wavelength----?

Violet light has the ----- wave length. Red light has ------wave length.

. The lines having higher frequencies than the incident frequency is called -------?

.  For a person with Hypermeteropia, the near point has moved to 1.5 m. Calculate the focal length of the correction lens in order to make his eyes normal.

. ---- mirror used for reflecting telescope.

. ------ is used to observe finger points in field of forensic science?

.  The SI unit of moment of force------?