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A cylindrical air tank has dimensions diameter = 0.2m and height 0.8m. an attached pressure gage reads 200 kPa and the temperature is 27 celcius. an electrical heater is energized inside and it raises the temperature to 147 celius in 2 minutes. Calculate the mass of air in the tank (kg) (have to use ideal gas law, molecular weight of air)
It is then projected up the same plane with an initial speed 4.40 m/s. Explain how far up the incline will the block move before coming to rest?
A broad beam of light of wavelength 485nm is incident at 90° on a thin, wedge-shaped film with index of refraction 1.50. An observer intercepting the light transmitted by the film sees 17 bright and 16 dark fringes along the length of the film. By..
explain force with the sensor report. what is the charge of the larger sphere.
A uniform plank of length 4.7m and weight 204 N rests horizontally on two supports, with 1.1 m of plank hanging over the right support. To what distance x can a person who weighs 445N walk on the overhanging part of the plank before it just begins ..
A rock is suspended from the string and moves downward at constant speed. Which statement is true concerning the tension in the string if air resistance is ignored.
A cardinal (Richmondena cardinalis) of mass 4×10-2 kg and a baseball of mass 0.143 kg have the same kinetic energy. What is the ratio of the cardinal's magnitude p_c of momentum to the magnitude p_b of the baseball's momentum.
A 23 g ball is fired horizontally with initial speed toward a 110 g ball that is hanging motionless from a 1.1m long string. The balls undergo a head on, perfectly elastic collision, after which the 110 g ball swings out to a maximum angle theta m..
What vertical height does block reach above its starting point. What speed does it have when it slides back down to its starting point.
Determine the acceleration of the bullet while in the barrel? A bullet in a rifle barrel does not have constant acceleration, but constant acceleration is to be assumed for this problem.
A 5 kg rock is dropped from rest down a vertical mine shaft. How long does it take for the rock to reach a depth of 79 m? Neglect air resistance.
The drill pipe has an outer diameter of 75 mm, a wall thickness of 6 mm, and a weight of 0.8 kN/m. If it is subjected to a torque and axial load as shown.
A large tanker truck can carry 30 ton (30,000 lb) of liquid. (a) What volume of water can it carry? (b) What volume of gasoline can it carry.
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