Questions
A hose directs a horizontal jet of water moving with a velocity of 20 m/sec on to a vertical wall. The cross sectional area of the jet is 5 x 10–4 m2. If the density of water is 103 kg/m3, find the force on the wall assuming that the water is brought to rest there
detailed solution
Correct option is B
F=Av2ρ=5×10−4×400×103 =200NTalk to our academic expert!
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Statement I : The familiar equation mg = R for a body on a table is true only if the body is in equilibrium.
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