Questions
Spot the wrong statement :The acceleration due to gravity ‘g’ decreases if
a
We go down from the surface of the earth towards its centre
b
We go up from the surface of the earth
c
We go from the equator towards the poles on the surface of the earth
d
The rotational velocity of the earth is increased
detailed solution
Correct option is C
Value of g increases when we go from equator to poles ⇒gλ=g-Rω2cos2λ, if ω increases g decreases.Talk to our academic expert!
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The angular speed of earth, so that the object on equator may appear weightless, is , radius of earth 6400 km)
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