1.

Match the columns:Column ‘A’Column 'B’Column 'C'(1) Transverse wave(a) Particles oscillateparallel to direction of propagation(i) Wave produced in a slinky(2) Longitudinal wave(b) Particles oscillateperpendicular to direction of propagation(ii) Frequency less than 20 Hz(3) Ultrasound(c) Echo formation is heard under particular conditions(iii) Wave produced in string(4) Infrasound(d) High frequency waves(iv) Frequency between 20 Hz to 20000 Hz(5) Audible frequency(e) Low frequency waves(v) Frequency greater than 20000 Hz

Answer»

Correctly Matched columns:

Column ‘A’Column 'B’Column 'C'
(1) Transverse wave(b) Particles oscillate
perpendicular to direction of propagation
(iii) Wave produced in string
(2) Longitudinal wave(a) Particles oscillate
parallel to direction of propagation
(i) Wave produced in a slinky
(3) Ultrasound(d) High frequency waves(v) Frequency greater than 20000 Hz
(4) Infrasound(e) Low frequency waves(ii) Frequency less than 20 Hz
(5) Audible frequency(c) Echo formation is heard under particular conditions(iv) Frequency between 20 Hz to 20000 Hz


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