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Answer the following question: Be sure to show all your work. Include formulae and units! EVERY TIME! Don’t forget to give relevant diagram.
Eight grams of Helium is at an initial volume of 25 litres and temperature of 300 K.
1. What is the final temperature of the gas?
2. What is the pressure exerted by the Helium on its container?
3. How much work is done ON the gas while it undergoes an isobaric expansion to a final volume of 0.040 m3?
A 3 kg block is set into motion up an inclined plane of 30 degrees with an initial speed of 8 m/s. what is the frictional force exerted on the block
to completely fill a frame of 35 mm film the image produced by a camera must be 36 mm high. if a camera has a focal
n a cathode ray tube, electrons are accelerated from rest by a constant electric force of magnitude 6.6 ? 10-17 N during the first 1.9 cm of the tube's length, Find the speed of the electrons when they hit the screen
A charged particle A exerts a force of 2.75 ?N to the right on charged particle B when the particles are 12.0 mm apart. Particle B moves straight away from A to make the distance between them 17.6 mm. What vector force does particle B then exert o..
A 125 object is taken to a height of 400 above the Earth's surface. What is the object's mass at this height? What is the object's weight at this height
A mass of 2.5 kilogram is attached to a spring that has a spring constant of 65 N/m. The mass is oscillating on a frictionless, horizontal surface. Evaluate what is the maximum speed of the mass
A hanging wire made of an alloy of aluminum with diameter 0.12 cm is initially 2.8 m long. When a 40 kg mass is hung from it, the wire stretches an amount 1.57 cm. A mole of aluminum has a mass of 27 grams, and its density is 2.7 g/cm3.
The electric field within the membrane separating the inside and outside of a biological cell is approximately 7.5 MV/m and is essentially uniform. what is the potential difference across the membrane
Electrons are emitted from a surface when the light of wavelength 500 nm is shone on the surface but electrons are not emitted for longer wavelengths of light. What is the work function of the surface?
A piece of string 5.30 m long has a mass of 15.5 g. What must the tension in the string be to make the wavelength of a 128 Hz wave 120.0 cm.
A pendulum swings in a lab room with a period of two seconds. You place that same pendulum on the top of a vertical pole and it swings with a period of 2.2 seconds. How high is the pole?
A daredevil on a motorcycle leaves the end of a ramp with a speed of 39.0 m/s. what is the maximum height that he reaches
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