1.

Match the column - I and Column - II. Column-I Column-IIA.Audible range in humansP.greater than 20,000 HzB.Ultrasonic wavesQ20 Hz - 20,000 HzC.Infrasonic wavesR.1498 m/sD.Speed of sound in water (distilled)S.343.2m/sE.Speed of sound in airT.less than 20 Hz

A. A-Q;   B-P;   C-T;   D-S;   E-R
B. A-Q;   B-P;   C-T;   D-R;   E-S
C. A-P;   B-Q;   C-T;   D-R;   E-S
D. A-Q;   B-T;   C-P;   D-R;   E-S
Answer» C. A-P;   B-Q;   C-T;   D-R;   E-S


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