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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 15.6 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
Two identical coaxial coils of wire of radius 39.7 cm are directly on top of each other, separated by a 3.03 mm gap. Determine the magnitude that the current in the upper coil
A uniform density cube of mass m, side 2b, and center at C is placed on a fixed horizontal cylinder of radius r and center O in Earth's gravitational field.
A student sees a newspaper ad for an apartment that has 1830 square feet (ft2) of floor space. How many square meters of area are there
A recantangular block of wood floats in a calm lake. Show, if friction is ignored, determine an equation for the force constant
A speedboat starts from rest and accelerates at +2.01 m/s2 for 6.95 s. At the end of this time, the boat continues for the additional 5.70 s with an acceleration of +0.518 m/s2. Following this, the boat accelerates at -1.49 m/s2 for 8.20 s.
The difference in potential between the accelerating plates of a TV set is about 26000 V. If the distance between these plates is 1.5 cm, find out the magnitude of the uniform electric field in this region.
A tennis player places a 40 kg ball machine on a frictionless surface, as shown below. The machine fires a 0.052 kg tennis ball horizontally with a velocity of 30.6 m/s toward the north. What will be the final velocity of the machine.
A 1850-kg car experiences a combined force of air resistance, At what angle is the hill inclined above the horizontal
The former is on the left in contact with air and the other in contact with a liquid of index 1.4 The refractive index of the glass is 1.50. Find the positions of the foci, principal planes, and focal length of the system.Use the matrix approach
A toy train is pushed forward and released at xi = 1.60 m with a speed of 2.60 m/s. It rolls at a steady speed for 1.30 s, and then one wheel begins to stick. The train comes to a stop 6m from its starting point. What is the train's acceleration a..
The weight of passengers on a roller coaster increases by 53% as the car goes through a dip with a 35m radius of curvature
An automobile has a mass of 1710 kg and a velocity of 17.2 m/s. It makes a rear-end collision with a stationary car whose mass is 2220 kg. What is the velocity of the two cars just after the collision
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