For an ideal

PHYSICS · Single correct · A Level · Physics · Mechanics and materials · Mechanics and materials

Problem

For an ideal, incompressible water jet that leaves a small orifice with speed

v

and rises vertically against gravity with negligible air resistance, which of the following expressions gives the maximum height

H

the jet can reach above the orifice? (a)

H = \dfrac{2v^{2}}{g}

(b)

H = \dfrac{v^{2}}{g}

(c)

H = \dfrac{v^{2}}{2g}

(d)

H = \dfrac{v^{2}}{4g}