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Tanmay singh from DPS Visakhapatnam , Visakhapatnam

Subject :NSO Class : Class 8

The sound wave with high frequency can be given by

A
B
C
D

Ans 1:

Ashmi Narkar from The Shishukunj International School, Jhalaria Campus, Indore

Class : Class 8

Sof please check

AARAV AGRAWAL from BIRLA DIVYA JYOTI, SILIGURI

Class : Class 8

Olympiad pls check

AARAV AGRAWAL from BIRLA DIVYA JYOTI, SILIGURI

Class : Class 8

BRO the question is wrong