Question

While performing an experiment on determining the focal length of a convex lens a student obtains a sharp inverted image of the laboratory window grills on the screen and measures the distance d between the screen and the lens. She then repeats the experiment and takes a distant tree as the object in the second case. In order to get a sharp image on the screen, she will now need to move the screen(1) slightly nearer to the lens(2) slightly farther away from the lens(3) very close to the lens(4) very far away from the lens

Answer 1

Answer:

Explanation:Quartiles divide a rank-ordered data set into four equal parts. The values that divide each part are called the first, second, and third quartiles; and they are denoted by Q1, Q2, and Q3, respectively.