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Questions for IC TROPICAL SYSTEM
Answer the following questions
Test Mode
Training Mode
1. Monsoon depressions move faster over
Rivers
Hills
Plains
Sea
2. After entering land the Cyclones gradually die down
False
True
3. No CS form
At Equator
All these
At poles
AT Lat 40 deg
4. In a CS the wind speed is
34 - 47 kt
<17 kt
28 - 33 kt
17 - 27 kt
5. Cyclonic storms are confined almost entirely to the
Latitudes near Equator
Polar lat.
Mid lat.
Tropical Latitudes
6. A monsoon depression slopes ______ with height
NW
SW
NE
SE
7. Average life of a tropical cyclone in India is
6-8 Days
10 Days
3-4 Days
8. In TRS pressure gradient is very steep up to a radius of
400 km
100 km
30 km
50 km
9. The ________ is the most dangerous part of the cyclone is
complete cyclone
eye
eye wall
Outer storm area
10. During re-curvature maximum weather in a monsoon depression occur in
SW sector
SE sector
NW sector
NE sector
11. Surge and Shear Line are features of _______ monsoon
Weak
Vigorous
Moderate
12. The well developed extra tropical cyclonic storm is composed of two main frontal systems and an occluded front, which varies in extent
None of the above
A warm front and an occluded front
A stationery Front followed by a warm front
A low with a warm front radiating out Southwards followed by a cold front.
13. Peninsular discontinuity occurs during
Pre Monsoon
Monsoon
NE Monsoon
14. TRS occurs over Indian seas in:-
Equatorial Region
0 - 5° N
5 - 15° N
15. In a depression the wind speed is
<17 kt
48 - 63 kt
17 - 27 kt
34 - 47 kt
16. TRS develop over
at equator
Islands
Land
Sea
17. Extra-tropical Storms generally move in the direction
E to W
S to W
S to E
W to E
18. In a mature tropical cyclone, the eye area is characterised by
moderate winds and heavy rains
hurricane force winds and squalls
calm wind, little clouding and practically no rainfall
19. Cyclonic storms form over Indian seas during
Pre-Monsoon & Post Monsoon
Winter Season
SW monsoon
20. Peninsular discontinuity occurs along
West Coast
Central Peninsula
East coast
21. Wind speed in a tropical severe cyclone is
48 - 63 kt
17 - 27 kt
27 - 33 kt
22. A Tropical Cyclone moves ______ in a day
500 -700 km
300 - 500 km
700 - 900 km
23. In TRS the central pressure is about
1002 - 1010 hPa
1000 - 900 hPa
1010 - 1020 hPa
24. On whatever compass course the cyclone is approached, strong winds from the port indicate that the centre lies somewhere
Ahead
Behind
Port
Starboard
25. Cyclonic storm across Tamil Nadu coast in
Oct - Nov
Feb - May
Jul - Aug
26. Fronts are characteristics of
Extra - tropical depressions
Tropical cyclone
Monsoon depressions
27. Extra Tropical Storms originate in
Equatorial Front
Tropical Front
Polar Front
28. In the Bay of Bengal during the months of Jul, August, Monsoon Depression form
Over Head Bay
Central Bay
South Bay
29. In a extra tropical cyclone family there are 3 - 4 CS or depressions, one to the ___ of the other
SW
NE
NW
SE
30. CS in India are mostly of intensity
Very Weak
Severe
Moderate
31. For formation of a CS sea surface temperature should be
30° C
23 - 24° C
24 - 25° C
26 - 27° C
32. Average life of a monsoon depression is
8 - 9 days
3 - 5 days
2 - 3 days
10 - 12 days
33. In a monsoon depression maximum weather occurs in
NW sector
SW sector
SE sector
34. Surge is sudden strengthening of wind in the ______ air mass
Same
Different
Both
35. Eye of a CS is surrounded by
Rotor Clouds
Roll Clouds
Wall Clouds
Shelf Clouds
36. Surge is also
Velocity Convergence
Velocity Divergence
lite ITCZ
37. A Tropical CS has outer storm area of about
>700 km
>400 km
>900 km
38. The weather expected in a well developed cyclonic storm is
Stormy weather
Clear skies
Moderate Weather
No wind or temperature change
39. TRS develop over ______ deg Lat
25 - 30
0 - 5
30 - 40
5 -15
40. CS in Indian region are less intense because
They have a very short travel over the sea
Sea surface temp. are not high
India is close to Equator
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