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------?