Question

There are 20 people in an empty, square room. Each person has full sight of the entire room and

everyone in it without turning his head or body, or moving in any way (other than the eyes). Where

can you place an apple so that all but one person can see it ?​

Answer 1

Answer:

We can place that apple on his head.

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Answer 2

Answer:

Series combination. When two or more resistances are connected end to end consecutively, they are said to be connected in series combination. The combined resistance of any number of resistances connected in series in equal to the sum of the individual resistances