The distance between an object and its image in a plane mirror is 20 cm. The object distance is:

Q. In a plane mirror, an object is placed $0.50\text{m}$ in front of the mirror. The distance between the object and its image is ________.

Q. An object is initially at a distance of $200\text{cm}$ from a plane mirror. If the mirror approaches the object at a speed of $15\text{cm/s}$, then after $8\text{sec}$ the distance between object and its image will be

Q. The distance between the object and the image formed by a plane mirror is 30 cm. What is the distance between the image and plane mirror?

Q. If the distance between an object and its image from a plane mirror is 13 meters, how far should the object be kept to get the distance to 20 meters?

Q. An object is initially at a distance of 160 cm from a plane mirror. If the mirror approaches the object at a rate of 10cm/s then after 4s the distance between the object and its image will be