Water flows into a large tank with flat bottom at the rate of |
|||
(a) |
4 cm |
(b) |
2.9 cm |
(c) |
1.7 cm |
(d) |
5.1 cm |
Water flows into a large tank with flat bottom at the rate of |
|||
(a) |
4 cm |
(b) |
2.9 cm |
(c) |
1.7 cm |
(d) |
5.1 cm |
Since height of water column is constant
Therefore, water inflow rate( )
=water outflow rate
=
= Au =
=
h= m
h=5cm
correct answer is (d)
A piece of wood of mass 0.03 kg is dropped from the top of a mass 0.02 kg is fired vertically upward, with a velocity 100 |
|||
(a) |
30m |
(b) |
10m |
(c) |
40m |
(d) |
20m |
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