Case 3: A child who is 4 cm tall is standing 6 cm from a concave mirror with a focal length of 4 cm. Di Hi M 1/f = 1/do + 1/ di M = hi/ho M - -di/do ¼ - 1/6 = 1/di -2 = hi /4 M = -12/6 6/24 – 4/24 = 1/di (-2)(4) = hi M = -2 2/24 = 1/di -8 = hi 24/2 – di/1 12 = di RAY DIAGRAM
Case 3: A child who is 4 cm tall is standing 6 cm from a concave mirror with a focal length of 4 cm. Di Hi M 1/f = 1/do + 1/ di ¼ - 1/6 = 1/di 6/24 – 4/24 = 1/di 2/24 = 1/di 24/2 – di/1 12 = di M = hi/ho -2 = hi /4 (-2)(4) = hi -8 = hi M - -di/do M = -12/6 M = -2 RAY DIAGRAM