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A particle of mass m1 experienced a perfectly elastic collision with a stationary particle of mass m2. What fraction of the kinetic energy does the striking particle lose, if?
(a) It recoils at right angles to its original motion direction;
(b) The collision is a head-on one?
We found the centripetal acceleration of the Earth as it revolves around the Sun. Compute the centripetal acceleration of a point on the surface of the Earth
A 1300kg sports car accelerates from 0m/s to 26m/s in 13s. What is the average power of the engine?
A biologist keeps a specimen of his favourite beetle embedded in a cube of polystyrene plastic. What is the beetle's actual distance beneath the surface
A gas expands from I to F. The energy added to the gas by heat is 442 J when the gas goes from I to F along the diagonal path. What is the change in internal energy of the gas.
A 0.14 kg sphere hangs on a string from the ceiling of a car that is accelerating horizontally at a constant rate. What is the magnitude of the net force on the sphere
A total of 2.83·106 electrons are placed on an initially uncharged wire of length 1.07 m. What is the magnitude of the acceleration of a proton
Two cylindrical rods, one copper and the other iron, are identical in lengths and cross-sectional areas. What is the voltage between the ends of the copper rod
The electric field between the plates of a paper-separated (K=3.75) capacitor is 8.23×104V/m . The plates are 1.90mm apart, Determine the area of each plate
A beam of unpolarized light (at wavelength 550 nm) is incident normally on the face of a sapphire (Al2O3) crystal which is 1 cm thick. The optic axis of the crystal is at an angle of 60 ? with respect to the normal to the incident face. At the..
A cylindrical tube is closed at both ends by glass plates 10.0mm thick. if the inside length of the tube is 7.5 cm, what is the total optic path length between the outer surfaces
find the vertex and the x-intercepts of the parabolay ax2 bx - cround your answers to one decimal
A sample of gold of volume 2.00*10^-5 m^3 is available to make a wire. If the length of the wire is to be 50.0 cm and all the gold is used, what will be resistance of the wire? (Gold has a resistivity of 2.44*10^-8Ωm and a temperature coefficient of ..
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