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Given two parallel plate capacitors 1 and 2. They both have a plate-charge Q and plate area A. The gap of 1 is filled with a dielectric medium with dielectric constant K1 = 2 and the gap of 2 is filled with a dielectric constant K2 = 4. Determine the ratio of the polarized charge q1/q2.
In an experiment like you are going to do in Investigation 1 of lab this week, you count the number of beta rays from a 137Cs source. What is the average number of counts
Two insulated spheres have radii r1 and r2, and charges q1 and q2, What is their combined kinetic energy when they collide, in terms of the variables above, and k the constant in Coulombs Law
A luggage handler pulls a suitcase of mass 30.8 KG up a ramp inclined at an angle 18.3 degrees above the horizontal by a force of magnitude 290 N that acts parallel to the ramp. Calculate the work done on the suitcase by the force
On an airplane's takeoff, the combined action of the air around the engines and wings of an airplane exerts a 7960-N force on the plane, What is the weight of the plane
A rocket is fired at a speed of 75.0 m/s from ground level, at an angle of 62.4° above the horizontal. By how much does the rocket clear the top of the wall
What are the first, second, and third frequencies audible from a 20cm long organ pipe when (1) only one end is open and when (2) both ends are open. The speed of sound through the air inside the organ pipe is 343 m/s. (Hint: if a harmonic does not..
A diffraction grating with groove spacing of 2 microns is used to observe the balmer series in hydrogen, At what angle will the first order cyan line appear
question1an airplane is flying with a velocity of 82.0 at an angle of 18.0 above horizontal. while the plane is a
Start from the expression of the electric filed outside an infinite sheet of uniform surface charge density
Geothermal heat is having another "revival". Explain how it works in a home and how much it would cost to add this to your home (determine your square footage or use an average 2000 square foot home), How many panels (size?) would you need
In the semiconductor industry, an insulating layer can be built onto silicon devices by oxidizing the silicon to form silica, SiO2, Write down a balanced equation for the reaction between silica and HF.
You hold a small plane mirror 0.50 m in front of your eyes, Find the height of the bottom of the mirror such that the lowest point the person can see on the building is 22.9 m above the ground
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