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A large storage tank, open at the top and filled with water, develops a small hole in its side at a point 16.4 m below the water level. The rate of flow from the leak is found to be 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
An 805-kg race car can drive around an unbanked turn at a maximum speed of 54 m/s without slipping. What would be the maximum speed if no downforce acted on the car
Chuck Norris's razor blade has an output force of 2500 lbs is used to shear his burley face. The shaving blade has the 0.35 inch thick blade with a 55 degree slope.
A slide projector has a lens of focal length 150. mm. An image 100. cm × 100. cm is formed of a slide whose dimensions are 50.0 mm × 50.0 mm
A space station is constructed in the shape of a hollow ring of mass 5.90 104 kg and radius 140 m. The station has 300 crew members (each with average mass 65kg), How much work is done to get the space station spinning
When two identical ions are separated by a distance of 8.6×10?10 m, How many electrons are missing from each ion
To get the top spinning, its string is pulled with a tension of 0.30. Explain how long does it take for the top to complete the first five revolutions? The string is long enough that it is wrapped around the top more than five turns.
What is the rotational kinetic energy of the Earth? Use the moment of inertia you calculated in Part A rather than the actual moment of inertia given in Part B.
An airplanes airspeed (relative to still air) is 135 mph. The wind speed relative to the ground is 37 mph and is directed at theta = 51 deg
A 2.60 kg steel gas can holds 15.0 L of gasoline when full. What is the average density of the full gas can, taking into account the volume occupied by steel
A 9.05 kg projectile is fired vertically upward. Air drag decreases the mechanical energy of the projectile-Earth system by 77.5 kJ throughout the projectile's ascent. How much higher would the projectile have gone were air drag negligible.
On planet X, the absolute pressure at a depth of 2.30 m below the surface of a liquid nitrogen lake is 5.50×10^5 N/m^2. What is the atmospheric pressure on planet
A diffraction grating has 2604 lines per centimeter, and it produces a principal maximum at θ = 30.0 °. What are the wavelengths of the incident light that could have produced this maximum
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