Fill in the table below, each column of which refers to a thin lens and real object. Distances are in centimeters; if a

[answerhappygod]

Fill in the table below, each column of which refers to a thin
lens and real object. Distances are in centimeters; if a number has
no plus or minus sign in front of it, find the correct sign. A B C
Type f. (cm) n. 1.5 1.80 1.5 R1 (cm) +40 −20 +20 R2 (cm) −0 +20
−20 i. cm p. (cm) +30 +10 +40 m. Real Image Upright? Draw the ray
diagram for case C. lens