A thin lens made of glass of refractive index $$\mu = 1.5$$ has a focal length equal to 12 cm in
Polarization is the distortion of the shape of an anion by an adjacently placed cation. Which of
If C, R, L and I denote capacity, resistance, inductance and electric current respectively, the q
A coin is dropped in a lift. It takes time t1 to reach the floor when lift is stationary. I