Two identical balls, of equal masses
and 
, are lying on a smooth surface as shown in fig. Ball 
hits ball 
(which is at rest) with a velocity 
m/s. What should be the minimum value of cofficient of restitution between 
and 
so that 
just reaches the highest point of inclined plane?
.png)
a)
b)
c)
d)
and , are lying on a smooth surface as shown in fig. Ball hits ball (which is at rest) with a velocity m/s. What should be the minimum value of cofficient of restitution between and so that just reaches the highest point of inclined plane?a)
b)
c)
d)
Question ID - 100506 | SaraNextGen Top Answer Two identical balls, of equal masses and , are lying on a smooth surface as shown in fig. Ball hits ball (which is at rest) with a velocity m/s. What should be the minimum value of cofficient of restitution between and so that just reaches the highest point of inclined plane?
a)
b)
c)
d)
Two identical balls, of equal masses and , are lying on a smooth surface as shown in fig. Ball hits ball (which is at rest) with a velocity m/s. What should be the minimum value of cofficient of restitution between and so that just reaches the highest point of inclined plane?
|
a) |
|
b) |
|
c) |
|
d) |
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1 Answer
127 votes
Answer Key / Explanation : (b) -
(b)
m/s
.png)
Let velocity of 
after collision be 
and that of 
be 
Then
m/s
m/s
127 votes
Answer Link
127