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1. A rigid tank contains air at a pressure of 90 psia and a temperature of 60 °F. By how much will the pressure increase as the temperature is increased to 110 °F?
2. The density of oxygen contained in a tank is 2.0 kg/m3 when the temperature is 25 °C. Determine the gage pressure of the gas if the atmospheric pressure is 97 kPa.
Part A. How close to the right edge of the 56 kg picnic table shown in the figure can a 81kg man stand without the table tipping over? Express your answer to two significant figures and include the appropriate units.
A 0.49 kg object connected to alight spring with a force constant of 24.8 N/m oscillates on a frictionless horizontalsurface. Determine the maximum speed of the object
You are blowing bubbles, using a bubble wand that has a circular loop at one end with a radius of 1.40 cm. What is the electric flux through the flat soap film that spans the loop before you begin to blow
Two ice-skaters, whose masses are 45 kg and 75 kg, holdhands and rotate about a vertical axis that passes between them,making one revolution in 2 s. Find the angular momentum of the system about their center of mass
The membrane of the axon of a nerve cell is a thin cylindrical shell of radius r = 10-5 m, length L = 0.42 m, and thickness d = 10-8 m. Find the electric field through the membrane
The chime is struck?
A 10 kg block of ice has a temperature of -8°C. The pressure is one atmosphere. The block absorbs 4.20 106 J of heat. What is the final temperature of the liquid water?
The first half life was calculated to be 9.979305311089 seconds- What is the intensity of the light at the 2nd half life? What is the intensity of the light at the 3rd half life?
An electric vehicle starts from rest and accelerates at a rate of 2.4 m/s2 in a straight line until it reaches a speed of 14 m/s. How much time elapses from start to stop
A family goes on vacation for one week, but forgets to tun off an electric fan that consumes electricity at the rate of 200 Watts. how much does it cost to run the fan during this time
Two simple pendulums have length of 81-cm and 64-cm they are released from the same angular position at the same instant. After how much time would they both arrive at their initial position simultaneously.
A man stands on the roof of a building of height 15.7m and throws a rock with a velocity of magnitude 26.3m/s at an angle of 25.0o above the horizontal. Calculate the maximum height above the roof reached by the rock
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