A boy is undergoing an eyesight test. A letter is printed on a card held above his head. He views the card in a plane mirror mounted on the room’s far wall. In the mirror, he sees the letter $\text{R}$. What is the letter’s orientation on the card?
Physics 0625 · IGCSE · Light
A boy is undergoing an eyesight test. A letter is printed on a card held above his head. He views the card in a plane mirror mounted on the room’s far wall. In the mirror, he sees the letter $\text{R}$. What is the letter’s orientation on the card?