Spherical mirrors, mirror formula, refraction through lenses, and power calculations.
An object is placed at a distance of 15 cm in front of a concave mirror of focal length 10 cm. Find the position of the image formed.
Which type of mirror is preferred as a rear-view mirror in vehicles and why?
The refractive index of glass with respect to air is 1.5. If the speed of light in air is 3 × 10⁸ m/s, find the speed of light in glass.