Question

if we did not have the Indian Standard time what would be the approximate time difference between Ahmedabad in Gujarat and Itanagar in Arunachal Pradesh and why ​

Answer 1

Explanation:

smsmskkskmnswnnwk3. The technique of echocardiography is based on the reflecting property of ------ waves.

a) infrasonic

b) ultrasonic

c) audible

A in

waves

particles of the medium vibrate perpendicular to the direction of waveo