k In the previous question if the force law were F(F) = -F, then specd will be 702 k 2E 2E k (b) 2ma? k (d) 2ma 2k 2E (a) V ma? m (c) ma m m

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64.
A particle of mass 'm' moves under central force field 'F (r)=
7.Iftötal energy of the particle is E, what
is speed of the particle when it is at a distance 'a' from the center of force.
k
(a)
ma?
2E
2k
2E
k
(d)
2ma?
2E
(b)
V 2ma?
(c)
ma
Solve 65
k
65.
In the previous question if the force law were F(F) = -, then speed will be
2E
k
(a)
V ma?
2k
(c)
k
2E
(b)
V 2ma?
(d)
2ma?
та
m
|E一m
Transcribed Image Text:64. A particle of mass 'm' moves under central force field 'F (r)= 7.Iftötal energy of the particle is E, what is speed of the particle when it is at a distance 'a' from the center of force. k (a) ma? 2E 2k 2E k (d) 2ma? 2E (b) V 2ma? (c) ma Solve 65 k 65. In the previous question if the force law were F(F) = -, then speed will be 2E k (a) V ma? 2k (c) k 2E (b) V 2ma? (d) 2ma? та m |E一m
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