1
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
If $${v_e}$$ is escape velocity and $${v_o}$$ is orbital velocity of a satellite for orbit close to the earth's surface, then these are related by
A
$${v_o} = \sqrt {2{v_e}} $$
B
vo $$=$$ ve
C
$${v_e} = \sqrt {2{v_o}} $$
D
$${v_e} = \sqrt 2 {v_o}$$
2
AIPMT 2012 Mains
MCQ (Single Correct Answer)
+4
-1
Which one of the following plots represents the variation of gravitiational field on a particle with distance r due to a thin spherical shell of radius R? (r is measured from the centre of the spherical shell)
A
AIPMT 2012 Mains Physics - Gravitation Question 38 English Option 1
B
AIPMT 2012 Mains Physics - Gravitation Question 38 English Option 2
C
AIPMT 2012 Mains Physics - Gravitation Question 38 English Option 3
D
AIPMT 2012 Mains Physics - Gravitation Question 38 English Option 4
3
AIPMT 2012 Prelims
MCQ (Single Correct Answer)
+4
-1
The height at which the weight of a body becomes $${\left( {{1 \over {16}}} \right)^{th}}$$, its weight on the surface of earth (radius R), is
A
5R
B
15R
C
3R
D
4R
4
AIPMT 2012 Prelims
MCQ (Single Correct Answer)
+4
-1
A spherical planet has a mass MP and diameter DP. A particle of mass m falling freely near the surface of this planet will experience an acceleration due to gravity, equal to
A
$${{4G{M_P}} \over {D_P^2}}$$
B
$${{G{M_P}m} \over {D_P^2}}$$
C
$${{G{M_P}} \over {D_P^2}}$$
D
$${{4G{M_P}m} \over {D_P^2}}$$
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