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A large storage tank, open to the atmosphere at the top and filled with water, develops a small hole in its side at a point 18.0 m below the water level. The rate of flow from the leak is 3.00 10-3 m3/min.
(a) Determine the speed at which the water leaves the hole.
m/s
(b) Determine the diameter of the hole.
mm
Eight lights are connected in parallel to a 110 V source by two leads of total resistance 2.20. If 240 mA flows through each bulb, what is the resistance of each.
Rank the voltage across each cylinder. A baseball is seen to pass upward by a window 15 m above the street with a vertical speed of 18 m/s. imagine the ball was thrown from the street. What was it's initial speed.
A recording engineer works in a soundproofed room that is 50.0 dB quieter than the outside. what is the intensity outside
A bismuth target is struck by electrons, and x-rays are emitted, Estimate the M- to L-shell transitional energy for bismuth when an electron falls from the M shell to the L shell
A sample of an unknown material appears to weigh 255 N in air and 195 N when immersed in alcohol of specific gravity 0.700. What is the volume of the material
Calculate the inductance of an LC circuit if the resonance frequency is 240 Hz. The capacitance is equal to 2.6e-05 F. Show your work
Suppose you wish to make a solenoid whose self-inductance is 1.7 mH. How many turns of wire are needed
An unknown nucleus has twice the volume of a nucleus with 62 nucleons. What is the atomic mass number of the unknown nucleus
When a single person shouts at a football game, the sound intensity level at the center of the field is 59.9dB. how many people are at the game
The end point of a spring vibrates with a period of 1.9 seconds when a mass m is attached to it. When this mass is increased by 9.630×101 kg, the period is found to be 4.1 seconds. Find the value of m.
Polarized light goes through two Polaroid sheets. The angle between the two sheets is 50°. what is the angle between the original light and the first sheet
Assuming that the bricks are lifted with constant speed, illustrate what is the minimum power the motor must produce?
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