Срочно пожалуйста помогит Water circulates throughout a house in a hot-water system. The water is pumped at a speed of 0.5 m/s through a 4.0 cm diameter pipe in the basement under a pressure of 3 atmospheres. Calculate the pressure in the pipe on the second floor.

When is a current produced? when the terminals of an electrochemical cell are connected by a wire if the electric circuit is opened in an electrochemical cell if the electrolyte is removed from an electrochemical cell when the electrodes are reversed in an electrochemical cell

The space between two 15-in.-long concentric cylinders is filled with glycerin (viscosity = 8.5 × 10-3 lb·s/ft2). the inner cylinder has a radius of 1 in. and the gap width between cylinders is 0.1 in. determine (a) the torque and (b) the power required to rotate the inner cylinder at 180 rev/min. the outer cylinder is fixed. assume the velocity distribution in the gap to be linear.

What part of the ear is names after tools, such as the hammer and the anvil?