TS EAMCET · Physics · Thermal Properties of Matter
Water is pumped steadily out of a flooded basement, at the speed of through a hose (tube) of radius, passing through a window, above the water level. The power of the pump is (Assume , density of water )
- A
- B
- C
- D
Answer & Solution
Correct Answer
(B)
Step-by-step Solution
Detailed explanation
Power is defined as work-done per unit time, it means, P=Wt=mght, from the equation of continuity, mass per unit time Avρ=mt, ⇒P=Avρgh, given, A=πr2=π10-22 m2, v=10 m s-1, ρ=1000 kg m-3 & h=3 m…
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