Cardinal magnitude of momentum
A cardinal (Richmondena cardinalis) of mass 4.30×10-2 and a baseball of mass 0.143 have the same kinetic energy. What is the ratio of the cardinal's magnitude of momentum to the magnitude of the baseball's momentum?
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The lantent heat of fusion for ice is 80 Cal/g and the specific heat of water is 1.0 cal/g/c. how much heat will the ice have yo absorb from the water to melt the ice?
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The collision excites the atom from its ground state () to a state with an energy of 3.40. What is the speed of the electron after the collision?
An airplane is flying horizontally with a speed of 1000km/h(280m/s) when an engine falls off. Neglecting air resistance,assume it takes 30s for the engine to hit the ground. Show that the altitude of the plane is 4500m
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A uniform solid flywheel of radius 1.4 m and mass 15 kg rotates at 2.4 rad/s. What is the magnitude of the flywheel's angular momentum in kg.m^2/s
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