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प्रश्न
Give reasons for the following
The speed of the rotation of the earth is greater at the Equator than at the Arctic Circle.
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उत्तर
As every part of the earth takes a frill round within 24 hours, the equator being the largest circle of latitude 0°, the speed is greatest at the equator due to crossing the maximum distance per hour. i.e. it is 1660 km per hour, while it decreases to 0° at poles.
संबंधित प्रश्न
Express 1° angular distance in kilometers.
Name the thermal zones of the earth.
Name the two reference lines with respect to which the distances of various places on the earth’s surface are measured?
What are the seasons in the Northern and the Southern Hemispheres on 23rd September?
Give reasons for the following
Noon is hotter than morning.
Distinguish between :
Twilight and Dawn.
When does the summer solstice occur ?
Give reasons for the following Statement :
The areas, lying on the Equator, have their duration of day-light almost constant throughout the year.
Give reasons for the following :
The duration of day and night is equal everywhere in the world on 21st March
Daylight increases as we go polewards in summer in The Northern Hemisphere. Why?
