A. they are transverse waves
B. they are stationary waves
C. they require material medium for propagation
D. they do not have enough energy
Correct Answer: they require material medium for propagation ✔
Last Updated: February 11, 2021
A. they are transverse waves
B. they are stationary waves
C. they require material medium for propagation
D. they do not have enough energy
Correct Answer: they require material medium for propagation ✔
Last Updated: February 11, 2021