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A solenoid of length 3.3 cm and diameter0.90 cm is wound with 180 turns per cm. The current is decreasing at a rateof 35.0 A/s.
(a) What is the induced emf in one of the windings?
V
(b) What is the induced emf in the entire solenoid?
mV
A converging lens, which has a focal length equal to 8.2 cm, is separated by 32.5 cm from a second lens. Find the position of the final image using both a ray diagram and the thin-lens equation
Find out the magnitude of that push.
A supersonic jet passes directly overhead at an altitude of 12,930 m, traveling at 680 m/s, or mach 2. How much time elapses before you hear the sonic boom
a ball is released from top of a 98m tall building. At the same instant a second ball is thrown straight up from the ground with an initial speed of 28m/s directly below the point, what are the balls velocities just before the collision
A uniform 270N ladder rests against a perfectly smooth wall, making a 40.0? angle with the wall. What is the friction force on the ladder at the floor
A 150 g block of ice at 0 C is dropped into 350 g of water at 25 C, compute the final equilibrium temperature
a a football player kicks a football in a field goal attempt. when the football reaches its maximum height what is the
An airplane has an effective wing surface area of 14 m2 that is generating the lift force. In level flight the air speed over the top of the wings is 270 m/s, while the air speed beneath the wings is 259 m/s. What is the weight of the plane? N
You compress a spring with k = 3000 N/m a distance of 0.2 m with a block of mass 4 kg. hat is the velocity of the block after it leaves the spring but before it gets to the incline
A student calculates the frequency of a waveform produced by a tuning fork to be 303 Hz. If the tuning fork is stamped with a frequency of 279 Hz, what is the percent error for the experiment
A guitar string is77cm long and has a mass of 3.6 g. The distance from the bridge to the support post isL= 60 cm, and the string is under a tension of525N. What is the frequency of the first overtone
The space shuttle performs a retro burn for 3.5min to go from an orbital velocity of 17,500mph to re-entry velocity of 5000mph.
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