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Rocket-powered sleds are used to test the human response to acceleration. If a rocket-powered sled is accelerated to a speed of 444 m/s in 1.83 seconds, then what is the acceleration and what is the distance that the sled travels?
A 2.0 kg tether ball is attached to a vertical pole by a 1.5 m long rope. The ball is swung around the pole at an angle of 60 degrees from vertical. how does the tension and angle of the rope change
An ideally efficient airplane engine provides work as heat flows from 1400 K burned gases to 260 K air
Spider man steps form the top of a large building. He falls freely from rest to the ground a distance of h. Find what is the height of the building
For the same mass of explosive, how much more effective are fission explosions than TNT explosions? That is, find the ratio, fission/TNT, of the fraction of rest mass converted to released energy.
One end of an iron poker is placed in a fire where the temperature is 495°C, and the other end is kept at a temperature of 27°C. The poker is 1.2 m long and has a radius of 5.0 multiplied by 10-3 m. Ignoring the heat lost along the length of the p..
A father racing his son has three-fifths the kinetic energy of the son, who has half the mass of the father. What is the original speed of the son
a capacitor with a capacitive reactance of is connected in series with a 100 resistor across in ac source of frequency 60.0hz. what is the phase angle
A 44.5 mA current is carried by a uniformly wound air-core solenoid with 435 turns, a 20.0 mm diameter, and 14.5 cm length. Compute the magnetic flux through each turn
Coherent light with wavelength 599 passes through two very narrow slits, and the interference pattern is observed on the screen a distance of 3.00 from the slits. The first-order bright fringe is a distance of 4.84 from the center of the central b..
A glass beaker having a mass of 162 gram contains 325 mL of water. Both are at 25oC, Find what is the final temperature of the system
A cylinder has a diameter of 16 cm. The water level in the cylinder is maintained at a constant height of0.43 m. If the diameter of the spout pipe is0.46 cm, how high is h, the vertical stream of water? (Suppose the water to be an ideal fluid.)
A double-slit experiment uses light of wavelength 633 nm with a slit separation of 0.1 mm and a screen placed 2.0 m away. What is the linear width of the central fringe
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