What is the volume flow rate of the water
A hole of radius 1 mm is at the bottom of a large water storage tank that is 15 m high. What is the volume flow rate (Av) of the water out of the whole?
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What phase difference between two otherwise identical traveling waves, moving in the same direction along a stretched string, will result in the combined wave having an amplitude 1.20 times that of the common amplitude of the two combining waves?
If the pressure at the water surface is atmospheric, what force must be applied at the lower edge of the door in order to keep the door from opening?
A constant electric current deposits 0.365 g of silver metal in12960 seconds from a solution of silver nitrate. What is thecurrent? What is the half reaction for the deposition of silver.The Molar mass of Silver is 107.9
Assume that is much larger than the separation d between the charges in the dipole, so that the approximate expression for the electric field along the dipole axis can be used.
Propose two equipment methods, in order of preference, to achieve the above duty, and outline the advantages and disadvantages of each method and the basis of your proposition.
Calculate the buoyant force due to the surrounding air on a man weighing 800N . Assume his average density is the same as that of water, and surrounding air temperature is 0 degrees Celsius.
Point A is located 0.75 m away from a charge of -3.90 x 10-9 C. Point B is located 0.35 m away from the charge. What is the electric potential difference VB - VA between these two points?
A steady horizontal force F of magnitude 21 N is applied at the axle of a solid disk as shown. The disk has mass 2.0 kg and diameter 0.10 m. What is the linear speed of the center of the disk after it has moved 12 m?
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