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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.
(Bit more review.) An electron is projected horizontally with a speed of 4 x 106 m/s at a 20-cm distant vertical screen. What is the magnitude of the vertical force on the electron needed to make the electron strike the screen 5 cm below its initial projection level?
Two moles of helium are initially at a temperature of 24.0C and occupy a volume of 2.70×102m3 . The helium first expands at constant pressure until its volume has doubled. Then it expands adiabatically until the temperature returns to its initial val..
An air conditioner connected to a 120V rms ac line is equivalent to a 12.0 resistanceand a 1.40 inductive reactancein series. Calculate the impedance of the air conditioner
Decide the electric potential energy for the array of three charges in the drawing, relative to its value when the charges are infinitely far away and infinitely far apart.
a heat lamp emits infrared radiation whose rms electric field is erms 3500 nc. a what is the average intensity of the
A flat observation screen is placed at a distance of 4.5 m from a pair of slits. The separation on the screen between the central bright fringe and the first-order bright fringe is 0.043 m. Determine the slit separation
A hamburger chain advertises that it has sold more than 50 billion hamburgers. Estimate how many pounds of hamburger meat should have been used by the restaurant chain and how many head of cattle were needed to furnish the meat.
An electron moving to the right at 1.0% the speed of lightenters a uniform electric field parallel to its direction ofmotion. what direction is required for the electric field
An 18 kg sled starts up a 31 degree incline with a speed of 3.2 m/s. The coefficient of friction is 0.25. How far up the incline does the sled travel
A cylindrical tank 3.0m deep is full to the brim with water. Sunlight first hits part of the tank bottom, Find the tank's diameter.
We're doing a buoyancy lab and this equation is derived using the apparent mass of a sinker, calculate the density of the cylinder of wood
A ball with a radius of 10cm falls through the air toward the ground. what is the maximum speed it will obtain while falling
In an oscillating LC circuit, L = 3.30 mH and C = 2.70 µF. At t = 0 the charge on the capacitor is zero and the current is 2.40 A. (a) What is the maximum charge that will appear on the capacitor? . C (b) In terms of the period T of oscillation, how ..
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