A hole is made in a convex lens. Then :
(A) a hole appears in the image
(B) image size decreases
(C) image intensity decreases
(D) No change Please give the correct option .
A hole is made in a convex lens. Then :
(A) a hole appears in the image
(B) image size decreases
(C) image intensity decreases
(D) No change
Please give the correct option .
Do we divide the refractive index of medium 1 to the refractive index of medium 2 to get the refractive index of medium 1 with respect to medium 2 ?
method.
State any five postulates of Dalton's atomic theory.
them is d. If the distance between them is increased to 2d, then the gravitational force between
them becomes nF. Find the value of n.
(a) Kala-azar
(b) Acne
(c) Sleeping sickness
Why is it more difficult to make antiviral medicines than antibacterial medicines?
Kindly answer both.