Which one of the following statements with regard to Jet stream, an upper level tropospheric wave, is not correct?
Options
A. It is narrow band of high-velocity wind.
B. It follows the wave path near the tropopause at elevations of 8 km to 15 km.
C. Jet streams are typically continuous over long distances.
D. In summer, the polar front jet achieves its maximum force.
Correct Answer
It follows the wave path near the tropopause at elevations of 8 km to 15 km.
Explanation
All are correct except D, as Jet streams are phenomena of winter. It is believed that jet stream exercises an important influence on the winter weather in India.