Chapter-15 ➤ Light 1. If an object is placed at a distance of 0.5 m in front of a plane mirror, the distance between the object and the image formed by the mirror will be 2 m 1 m 0.5 m 0.25 m 2. Concave mirror has a virtual focus. True False 3. An erect and enlarged image can be formed by only a convex mirror only a concave mirror only a plane mirror both convex and concave mirror 4. Spherical mirrors do not obey laws of reflection. True False 5. An image formed by a lens is erect. Such an image could be formed by a convex lens provided the image is smaller than object. concave lens provided the image is smaller than object. concave lens provided the image is larger than object. concave lens provided the image is of the same size. 6. Concave mirror is converging in nature. True False 7. You are provided with a concave mirror, a convex mirror, a concave lens and a convex lens. To obtain an enlarged image of an object you can use either concave mirror or convex mirror concave mirror or convex lens concave mirror or concave lens concave lens or convex lens 8. Which one shows lateral inversion? Plane mirror Convex mirror Concave mirror All of these 9. The path of the light is always a straight line a curved line a zig-zag line depends on the medium 10. Plane mirror forms virtual image. True False Loading … Question 1 of 10
