Last Updated On [03-11-2023]
An intense stream of water of cross-sectional area 
strikes a wall at an angle 
with the normal to the wall and returns back elastically. If the density of water is 
and its velocity is 
, then the force exerted in the wall will be
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a) |
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b) |
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c) |
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d) |
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Question ID - 52093 :- An intense stream of water of cross-sectional area strikes a wall at an angle with the normal to the wall and returns back elastically. If the density of water is and its velocity is , then the force exerted in the wall will be
a)
b)
c)
d)
An intense stream of water of cross-sectional area strikes a wall at an angle with the normal to the wall and returns back elastically. If the density of water is and its velocity is , then the force exerted in the wall will be
|
a) |
|
b) |
|
c) |
|
d) |
|
(b)
Linear momentum of water striking per second to the wall 
, similarly linear momentum of reflected water per second 
.png)
Now making components of momentum along 
- axes and 
-axes. Change in momentum of water per second
By definition of force, force exerted on the Wall 
Next Question :
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Four particles given, have same momentum. Which has maximum kinetic energy |
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a) |
Proton |
b) |
Electron |
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Deutron |
d) |
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- particlesView Topper Answer
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