Q181
Open questionWhat is the path of revolving motion of planet?
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Physics GK · all questionsGravitational Force
Gravitational Force
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Q182
Open questionWhat would be the minimum energy required to launch a satellite of m kg from the Earth's surface in a circular orbit at an altitude of 2R? The radius of the Earth is R.
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Q183
Open questionTwo stones of different masses are dropped simultaneously from the top of a building,
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Q184
Open questionThe magnitude of the gravitational force will be equal to the . . . . . . . .
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Q185
Open questionIf an object is falling from above, its weight remains
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Q186
Open questionThe force of gravity between any two bodies in the universe does not depend on . . . . . . . .
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Q187
Open questionWhat do the terms Geocentric and Heliocentric refer to-
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Q188
Open questionEarth attracts things towards itself this is due to . . . . . . . .
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Q189
Open questionIf the mass of an object is 600 kgs, what will be its weight on the moon? (N = Newton)
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Q190
Open questionThe Earth travels in its orbit at a speed of approx. 4,400 km per hour. Why do we not feel this high speed?
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Q191
Open questionThe value of 'g' (gravity) varies from the value of 'R' (radius). A student would observe minimum 'g' at the:
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Q192
Open questionThe value of acceleration due to gravity (g) . . . . . . . .
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Q193
Open questionIf the acceleration due to gravity on the surface of Earth is g, then the acceleration due to gravity on the surface of a planet whose mass is double that of earth and radius is same as that of earth is
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Q194
Open questionHow many times the weight of an object on the Earth is on the Moon?
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Q195
Open questionThe force of gravity on an object is called.
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Q196
Open questionPick out the correct statement with reference to earth satellites
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Q197
Open questionIntensity of gravitational field of the Earth is maximum at
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Q198
Open questionWhich of the following is not related to universal law of gravity?
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Q199
Open questionRead the given statements (Assertion and Reason) carefully and select the most appropriate option with respect to them.
Assertion (A): Trees grow against gravity
Reason (R): Nature defines gravitational law
Assertion (A): Trees grow against gravity
Reason (R): Nature defines gravitational law
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Q200
Open questionAssertion (A) There is not effect of rotation of earth on acceleration due to gravity at poles.
Reason (R) Rotation of earth is about polar axis.
Reason (R) Rotation of earth is about polar axis.
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