Question

Which of following is incorrect-
(A) SI Unit of frequency is hertz.
(C) SI Unit of velocity is ms-².
a. (A) and (B) are incorrect.
c. (B) and (C) are incorrect.
(B) SI Unit of wavelength is ms!
(D) SI unit of time period is sec.
b. (A), (B) and (C) are incorrect
d. All of these​

Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

Answer:

Statements that are correct are

Step-by-step explanation:

SI UNIT OF FREQUENCY IS hertz

SI UNIT OF VELOCITY IS m/s

SI UNIT OF WAVELENGTH IS m.

SI UNIT OF TIME PERIOD IS second.

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