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Byju's Answer
Standard XII
Physics
Pure Rotation about an Axis
There is no e...
Question
There is no effect of rotational motion of earth on the value of g at
A
Poles
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B
Equator
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C
45
o
lattitudes
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D
All of these
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Solution
The correct option is
A
Poles
There is no effect of rotational motion on
′
g
′
at poles.
Therefore,
Option
A
is correct answer.
Suggest Corrections
0
Similar questions
Q.
Take the effect of bulging of earth and its rotation in account. Consider the following statements.
(A) There are points outside the earth where the value of
g
is equal to its value at the equator.
(B) There are points outside the earth where the value of
g
is equal to its value at the poles.
Q.
Statement-1 : There is almost no effect of rotation of earth at poles.
Statement-2 : Because rotation of earth is about polar axis.
Q.
Assertion :If the radius of earth is decreased keeping its mass constant, effective value of
g
may increase or decrease at pole. Reason: Value of
g
on the surface of earth is given by
g
=
G
M
R
2
Q.
R is the radius of the earth and to is its angular velocity and gp is the value of g at the poles. The effective value of g at the latitude A =
60
∘
will be equal to.
Q.
At what angular speed the Earth should rotate, so that effective acceleration due to gravity at
45
∘
latitude becomes half of effective acceleration due to gravity at pole? (Radius of earth is
R
and acceleration due to gravity without taking variation of Earth’s rotation at surface is
‘
g
′
)
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