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Consider a two lens system, where f1=5 cm f2=-4 cm The distance between the lenses is 15 cm. And a 5 cm high bject is at 2 cm.
1) calculate the position of the image from the first lens?
2) caculate the postion of the image for the second lens?
3) whats the total magnification?
While running a marathon, a long-distance runner uses a stopwatch to time herself over a distance of 100. How long will it take her to run a mile at this speed
Your friend's car is broken and you volunteer to push it to the nearest repair shop which is 2.0 km away. what is the normal force between the two bumpers
A 60 kg pole vaulter running at 11 m/s vaults over the bar. Her speed when she is above the bar is 0.7 m/s. determine her altitude as she crosses the bar
Because the mass would not make it around the loop if released from the height of the top of the loop (do you know why?) it should be released above the top of the loop-the-loop height.
To stop a car, first you require a certain reaction time to begin braking; then the car slows under the constant braking deceleration. determine the magnitude of the deceleration
he density of free electrons in gold is 5.90x10^28 m^-3. The resistivity of gold is 2.44x10^-8 ohms.m at a temperature of 20 C, what is the drift velocity of the electrons in the wire
A fellow student of mathematical bent tells you that the wave function of a traveling wave on a thin rope isy(x,t)= 2.10mm cos[( 6.96rad/m )x+( 744rad/s )t]. Determine the average power transmitted by the wave
a carnival ride consists of a vertical cylindar, radius 2 m. When it revolves it pins people to its walls, What is the required period of revolution
A blower releases a ball down the lane with a linear velocity at release of 12 meters per second. what was the angular acceleration of the arm to the release point
Evaluate to what temperature must both be raised so that the brass ring will slide onto the rod? If one can cools the assembled system back to 20 celcius, what is teh stress in the brass ring?
Assume that the rod is held at rest horizontally and then released. (Throughout the remainder of this problem, your answer may include the symbol, moment of inertia of the assembly, whether or not you have answered the first part correctly.)
Draw a motion diagram for the train. Assume that the train is moving toward the right and starts to slow down at t = 0. The separation of each dot represents an elapsed time of one second.
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