A mass m is placed at point P lies on the axis of a ring of mass M and radius R at a distance R from its centre. The gravitational force on mass m is then
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Answered by
1
Answer:
The situation is as shown in the figure.
The gravitational force on an an object of mass m at point p distanced from center O lying on the axis of the circular ring of radius R and mass M is given by
F=
(R
2
+d
2
)
GMmd
3/2
When d=R, then
F=
(R
2
+R
2
)
3/2
GMmR
=
(2R
2
)
3/2
GMmR
=
2
3/2
R
3
GMmR
=
2
2
R
2
Answered by
0
The situation is as shown in the figure.
The gravitational force on an an object of mass m at point p distanced from center O lying on the axis of the circular ring of radius R and mass M is given by
F=
(R
2
+d
2
)
GMmd
3/2
When d=R, then
F=
(R
2
+R
2
)
3/2
GMmR
=
(2R
2
)
3/2
GMmR
=
2
3/2
R
3
GMmR
=
2
2
R
2
GMm
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