State two factors on which value of g depends.
g of a planet depends on mass and the radius of that planet
g=GM/r2
r=radius of planet in meter
M=mass of the planet in kg
G is the gravitational constant
Name two factors on which the refractive index of a medium depends? State how does it depend on the factors stated by you.
State two factors on which the work done on a body depends.
Name two factors on which the internal resistance of a cell depends and state how does it depend on the factors stated by you.