Question

An image of an object is observed on a plane mirror. The distance between the mirror and the image
is 17cm. If the object is moved 2cm towards the mirror, then what would be the distance between the
image and the object?
class 7

Answer 1

Answer:

Answer: The total distance between the positions of the original and final image is 4 cm.

Answer 2

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Economics is the study of how humans make decisions in the face of scarcity. These can be individual decisions, family decisions, business decisions or societal decisions. Scarcity means that human wants for goods, services and resources exceed what is available.