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two dry-ice pucks covered with plasticine are on a collisioncourse; one of the mass 467g travles south at a speed of 2.6m/s.the other has a mass of 685 g and is going west at a speed of1.8m/s. they stick togeather as they colide. calculate their speedand direction of travle after the collision.
With what speed must a ball be thrown vertically from ground level to rise to a maximum height of 35 m
Consider three point charges located at the corners (points 1, 2, and 3) of a right triangle with sides "a", where q1 is located at corner 1, q2 at corner 2, and q3 at corner 3, Find the resultant force exerted on q3
Two identically charged particles separated by a distance of 6.5 m repel each other with a force of 8.5 N. What is the magnitude of the charges
A standing observer perceives a train whistle to have a frequency of 300 Hz. compute the frequency of the sound waves emitted from the train
q1. the specific heat of lead is 128 jkg0c. 300 grams of lead shot at 1000c is mixed with 200 grams of water at 00c in
A laser beam is incident on two slits 0.100 mm apart and a screen is placed 4 m from the slits. An interference pattern appears on the screen. what is the wavelength of the laser light
The plane of a 5.10cm by 9.00cm rectangular loop of wire is parallel to a 0.220T magnetic field, What is the magnetic moment of the loop
a wheel of perimeter 220 cm rolls on a level road at a speed of 9 km/hr how many revolutions does the wheel make per second
A portion of a soap bubble appears green ( wavelength = 500 nm invacuum) when viewed at normal incidence in white light. find the two smallest, non-zero thickness for the soap film
An electron in chromium moves from the n = 2 state to the n = 1 state without emitting a photon. Use the Bohr theory to estimate the kinetic energy of the Auger electron
A violinist is tuning the A string on her violin by listening for beats when this note is played simultaneously with a tuning fork of frequency 440 Hz. What was the frequency of the mistuned A string
q1. one of the most powerful cranes in the world operates in switzerland. it can slowly raise a load of m 5000 tonnes
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