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Question 21N.1A.SL.TZ0.17

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Date November 2021 Marks available [Maximum mark: 1] Reference code 21N.1A.SL.TZ0.17
Level SL Paper 1A Time zone TZ0
Command term Question number 17 Adapted from N/A
17.
[Maximum mark: 1]
21N.1A.SL.TZ0.17

A string is fixed at both ends. P and Q are two particles on the string.

The first harmonic standing wave is formed in the string. What is correct about the motion of P and Q?


A.  P is a node and Q is an antinode.

B.  P is an antinode and Q is a node.

C.  P and Q oscillate with the same amplitude.

D.  P and Q oscillate with the same frequency.

[1]

Markscheme

D