The jet aircrafts fly very easily and smoothly in the lower stratosphere. What could be the appropriate explanation?
A. There are no clouds or water-vapour in the lower stratosphere
B. There are no vertical winds in the lower stratosphere
C. Both ‘a’ and ‘b’
D. None of the above
Answer:C
The jet aircrafts fly very easily and smoothly in the lower stratosphere. What could be the appropriate explanation?
A. There are no clouds or water-vapour in the lower stratosphere B. There are no vertical winds in the lower stratosphere C. Both ‘a’ and ‘b’ D. None of the above