Science, asked by asmit6503, 2 months ago

Bat produces sound while moving in
dark, but we cannot hear it because
a) Its frequency is more than 20000Hz
b) Only bats can hear it
c) Its frequency is less than 20Hz
d) None of these​

Answers

Answered by MrVampire01
6

Answer:

c) Its frequency is less than 20Hz

Answered by indian1237
2

Answer:

c)it's frequency is less than 20hz

Explanation:

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