Question

Given below are two statements:
Statement I: The sound waves which lie in the frequency range 20 Hz to 20,000 Hz are called non audible waves. 
Statement II: The sound wave having frequencies greater than 20,000 Hz are called ultrasonic waves. 
In the light of the above statements, choose the most appropriate answer from the options given below:

• A. Both Statement I and Statement II are correct
• B. Both Statement I and Statement II are incorrect
• C. Statement I is correct but Statement II is incorrect
• D. Statement I is incorrect but Statement II is correct

Answer 1

The Correct Option is D

The correct answer is (D) : Statement I is incorrect but Statement II is correct.