Choose the correct alternative.
1. | Acceleration due to gravity increases with increasing altitude. |
2. | Acceleration due to gravity remains unchanged with increasing altitude. |
3. | Acceleration due to gravity increases with increasing depth (assume the earth to be a sphere of uniform density). |
4. | Acceleration due to gravity decreases with increasing depth (assume the earth to be a sphere of uniform density). |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAcceleration due to gravity is:
1. | independent of the mass of the earth. |
2. | independent of the mass of the body. |
3. | independent of both the mass of the earth and the body. |
4. | dependent on both the mass of the earth and the body. |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following symptoms is not likely to afflict an astronaut in space?
1. swollen feet
2. swollen face
3. headache
4. orientational problem
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyA body weights \(63\) N on the surface of the earth. What is the gravitational force on it due to the earth at a height equal to half the radius of the earth?
1. \(98~\text N\)
2. \(35~\text N\)
3. \(63~\text N\)
4. \(28~\text N\)
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAssuming the earth to be a sphere of uniform mass density, how much would a body weigh halfway down to the centre of the earth if it weighed \(250\) N on the surface?
1. | \(250\) N | 2. | \(125\) N |
3. | \(175\) N | 4. | \(145\) N |
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology