CTET 2 Math and Science Sep 2015 Paper

© examsiri.com

Question : 73 of 120

Marks: +1, -0

Which one of following statements is incorrect ?

A whistle has a high frequency and therefore it produces a sound of higher pitch.
Generally the voice of a man is shriller than that of a woman.
A bird makes a high pitched sound whereas a lion makes a low-pitched roar.
A drum vibrates with a low frequency, therefore it produces a low pitched sound

Go to Question:

Prev Question

Next Question