When we stand in front of a dressing table combing our hair, our left hand appears to be on the right and our right hand appears to be on the left in the image. This phenomenon is known as:

The light of the Sun takes about ________ minutes to reach the Earth.

Approximately how much time does sunlight take to reach the Earth's surface if the average distance between the Sun and the Earth is 1.5 × 108 km?

The magnification (m) of a spherical mirror is given by m = -v/u, where v and u are the image and object distances, respectively. Which of the following statements is correct?