1
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
For a planet having mass equal to mass of the earth but radius is one fourth of radius of the earth. Then escape velocity for this planet will be
A
11.2 km/sec
B
22.4 km/sec
C
5.6 km/sec
D
44.8 km/sec.
2
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
Gravitational force is required for
A
stirring of liquid
B
convection
C
conduction
D
radiation.
3
AIPMT 2000
MCQ (Single Correct Answer)
+4
-1
A body of weight 72 N moves from the surface of earth at a height half of the radius of earth, then gravitational force exerted on it will be
A
36 N
B
32 N
C
144 N
D
50 N
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