A water fountain on the ground sprinkles water all around it. If the speed of water coming out of the fountain is v, the total area around the fountain that gets wet is
C.
Maximum range of water coming out of the fountain
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A thin uniform rod of length
D.
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The moment of inertia of a uniform cylinder of length
A small particle of mass m is projected at an angle θ with the x–axis with an initial velocity v0 in the x–y plane as shown in the figure. At a time t<vosin/g, the angular momentum of the particle is
C.
The angular momentum of the projectile is given by, L = m (r x v)
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