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water falls over a dam of height h with a mass flow rate of r in units of kgs a show that the power available from the
shm of a floating object an object with height h mass m and a uniform cross-sectional area a floats upright in a liquid
oceans on mars scientists have found evidence that mars may once have had an ocean 0500 km deep the acceleration due to
in working out his principle pascal showed dramatically howforce can be multiplied with fluid pressure he placed a long
in the seventeenth century pascal performed the experiment shown in figure a wine barrel filled with water was coupled
in figure water flows steadily from the left pipe section radius r1 200r through the middle section radius r and into
in figure an open tube of length l 18 m and cross-sectional area a 46 cm2 is fixed to the top of a cylindrical barrel
in an experiment a rectangular block with height h is allowed to float in four separate liquids in the first liquid
in a lecture demonstration a professor pulls apart two hemispherical steel shells diameter d with ease using their
in 1654 otto von guericke inventor of the air pump gave a demonstration before the noblemen of the holy roman empire in
if v is a velocity l a length and v a fluid property having dimensions of l2t-1 which of the following combinations are
if one material has a higher density than another must the molecules of the first be heavier those of the second
what is the trignomerty leveling explain in
if a bubble in sparkling water accelerates upward at the rate of 0225 ms2 and has a radius of 0500 mm what is its mass
hydraulic lift ii the piston of a hydraulic automobile lift is 030 m in diameter what gauge pressure in pascals is
how fast does water flow from a hole at the bottom of a very wide 46-m-deep storage tank filled with water ignore
gold brick you win the lottery and decide to impress your friends by exhibiting a million-dollar cube of gold at the
force and torque on a dam a dam has the shape of a rectangular solid the side facing the lake has area a and height h
for the cellar of a new house a hole is dug in the ground with vertical sides going down 240 m a concrete foundation
find the pressure increase in the fluid in a syringe when a nurse applies a force of 42 n to the syringes circular
find the order of magnitude of the density of the nucleus of an atom what does this result suggest concerning the
figure shows two sections of an old pipe system that runs through a hill with distances da db 30 m and d 110 m on
figure shows a stream of water flowing through a hole at depth h 10 cm in a tank holding water to height h 40 cma at
figure is a sketch of an aspirator a simple device that can be used to achieve a partial vacuum in a reservoir