State whether the following statements are True or False. (a) A concave lens can be used to produce an enlarged and erect image. (b) A convex lens always produces a real image. (c) The sides of an object and its image formed by a concave mirror are always interchanged. (d) An object can be seen only if it emits light.
ScienceClass 7CBSEAnswered 27 Mar 2026
Answer
Soln:
- False- A concave lens can be used to produce a diminished and erect image.
- False- A convex lens always produces a virtual image
- True
- False- An object can be seen if it reflects light falling on it.
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