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Geography › Oceanography
Tides occur in the oceans and seas due to which among the following? (1) Gravitational force of the Sun (2) Gravitational force of the Moon (3) Centrifugal force of the Earth Select the correct answer using the code given below.
(a)
1 only
(b)
2 and 3 only
(c)
1 and 3 only
(d)
1, 2 and 3
(D)
In the South Atlantic and South-Eastern Pacific regions in tropical latitudes, cyclone does not originate What is the reason?
Sea surface temperatures are low
Inter-Tropical convergence Zone seldom occurs
Coriolis force is too weak
Absence of land in those regions
(B)
What explains the eastward flow of the equatorial counter-current?
The Earth’s rotation on its own axis
Convergence of the two equatorial currents
Difference is salinity of water
Occurance of the belt of calm near the equator What explains the eastward flow of the equatorial counter-current?