Question

In the following, select the one
which is different from other
three alternatives.
A. 40-5
B. 60-12
C. 32-4
D. 88-11​

Answer 1

Answer:

60-12

Step-by-step explanation:

Answer 2

Answer:

Tyndall effect, also called Tyndall phenomenon, scattering of a beam of light by a medium containing small suspended particles—e.g., smoke or dust in a room, which makes visible a light beam entering a window. ... The effect is named for the 19th-century British physicist John Tyndall, who first studied it extensively.