494 reputation
522
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location Kathmandu, Nepal
age
visits member for 4 years, 8 months
seen Jul 7 at 8:10

Sep
21
awarded  Custodian
Aug
17
answered First integral of an equation of motion: $\mu\ddot r=-\frac{k}{r^2}$
Aug
6
comment Why do rolling disc (coin) move in circular path?
all right thanks!!
Aug
6
accepted Why do rolling disc (coin) move in circular path?
Aug
6
revised Why do rolling disc (coin) move in circular path?
added 109 characters in body
Aug
6
comment Why do rolling disc (coin) move in circular path?
@Ankush The coin is moving in circle means it should be spinning ... with period equal to the period of circular motion.
Aug
6
comment Why do rolling disc (coin) move in circular path?
$J$ is angular momentum.
Aug
6
comment Why do rolling disc (coin) move in circular path?
@Ankush since the coin is moving in circle ... something must continuously change the direction of the coin (so that coin follows circular path).
Aug
6
revised Why do rolling disc (coin) move in circular path?
added 2 characters in body
Aug
6
comment Why do rolling disc (coin) move in circular path?
wouldn't that torque be in out direction? please check update.
Aug
6
comment Why do rolling disc (coin) move in circular path?
and thanks for response!!
Aug
6
comment Why do rolling disc (coin) move in circular path?
shouldn't this kind of torque make the coin fall? ... it comes towards us.
Aug
6
comment Why do rolling disc (coin) move in circular path?
could you elaborate a bit please?
Aug
5
revised Why do rolling disc (coin) move in circular path?
deleted 628 characters in body
Aug
5
revised Why do rolling disc (coin) move in circular path?
deleted 628 characters in body
Aug
5
comment Why do rolling disc (coin) move in circular path?
can you elaborate your answer on Torque (for thinner disc)?
Aug
4
revised Why do rolling disc (coin) move in circular path?
edited body
Aug
4
revised Why do rolling disc (coin) move in circular path?
added 95 characters in body
Aug
4
comment Why do rolling disc (coin) move in circular path?
hold on ... i'm uploading another one
Aug
4
comment Why do rolling disc (coin) move in circular path?
sorry ... i couldn't find the tool to rotate the disc earlier