A demonstration of interference is done in class. A Slinky" is stretched out from end to end. Three cups are placed on the

Question

A demonstration of interference is done in class. A Slinky" is stretched out from end to end. Three cups are placed on the ground, positioned just to the side of the Slinky". Two pulses are introduced into each end at the same time. The pulses travel towards each other as shown in the diagram.
What will be observed after the pulses pass by each other?
Select one:
a. All three cups will be knocked over.
b. Nothing will happen to any of the cups; they will all be left standing.
c. Cups 1 and 3 will be knocked over; cup 2 will be left standing.
d. Only cup 2 will be knocked over, cups 1 and 3 will be left standing.

Kunduz · Accepted Answer

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