Help please, Four charges are placed at the four corners of a square of side 15 cm.The charges on the upper left and right corners are +3 uC and -6 uC respectively. The charges on the lower left and right corners are -2.4uC and-9 uC respectively. The net force on -6uC charge i...
Four charges are placed at the four corners of a square of side 15 cm.The charges on the upper left and right corners are +3 uC and -6 uC respectively. The charges on the lower left and right corners are -2.4uC and-9 uC respectively. The net force on -6uC charge is ?
If the sound waves detected by the dector is the same as the frequency of the source, what can we conclude about the motion of the source and detector?
John has a 25-gallon fish tank. John filled his tank today with 23-gallons of water. The water evaporates at a rate of 1.5 gallons per week. John adds 2 gallons to the tank every other week. At what following time will the tank contain 16.5 gallons?
What function should be used to maximize the volume of an open box that has a surface area of 24 and has a square bottom. x is the bottom and h is the height.
Assume that a rectangle with sides x and y is expanding with time. Let y = 2x and x(t)=2t+5. What is the rate of change of the area when t=2?
assume a circle is expanding with time where r= t+3. What is the formula for rate of change of an area of the circle with reswpect to time?
find f(X)=(sin x)*1/2
F(X)= x-2/(x^2-4) is continuous at x=1 and why as limits approach from 1+ and 1-
Ann wants to build an enclosed area behind her house. One wall of the enclosed area will be the back of the house. She needs the total to be 120 sq feet. She wants to minimize the cost of fence materials. For the sides (W) fence materials cost $3/ft, for the length (L) they co...
Calc and Physics
Damon and Reiny. Thanks for your quick and thorough responses.
Given y=(x)^1/2, find the closest point to (3/2,0)
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find the equation to the line tangent to y=(x+3)^(1/3) at x=-3.
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A football player weighing 75 kg running at 2 m/s toward west tackles a 70 kg player running 1.5 m/s in the opposite direction. What is the decrease in kinetic energy during the collision?
Physics-bullet travel distance
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Physics-rain velocity to bike
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someone forgot to do homework?