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A copper container of mass 0.080kg and specific heat 387Jkg^-1K^-1 contains 0.3kg of water and 0.04kg of ice at 0 degrees Celsius. Steam at 100 degrees Celsius is passed into the water and its temperature stabilizes at 20.0 degrees Celcius. Find the mass of the water left in the container.
A compact disk on a CD player rotates clockwise. The disk completes one revolution in 0.260 s. Find the angular velocity of the disk
returns the shot with the ball traveling horizontally at 40 m/s in the opposite direction. Illustrate what is the impulse delivered to the ball by the tennis racquet?
A pitcher throws a curveball that reaches the catcher in 0.59 s. The ball curves because it is spinning at an average angular velocity of 380 rev/min on its way to the catcher's mitt. What is the angular displacement of the baseball as it travels ..
One liter of oxygen combines with 1 L of hydrogen to form 1 L of hydrogen peroxide. how many atoms are in one molecule of hydrogen peroxide
A baseball is confined between two thick walls a distance 0.5m apart. Calculate the zero point energy of the baseball
A piece of glass has a thin film of gasoline floating on it. A beam of light is shining perpendicular on the film. what is the minimum nonzero thickness of the film
A metal sphere of mass M and radius R is charged up so that its surface is at an electric potential V. What is the electric potential at the center of the sphere
A 15-kg block rests on a level frictionless surface and is attached by a light string to a 5.0-kg hanging mass where the string passes over a massless frictionless pulley
How long does it take mass to make one complete revolution.
Light of wavelength 700 nm falls on a 0.38 mm wide slit and forms a diffraction pattern on a screen 1.3 m away. Find the width of the central maximum
A computer is reading data from a rotating CD-ROM. At a point that is 0.030m from the center of the disk, centripetal acceleration is 120m/s2. What is the centripetal acceleration at a point that is 0.05 m from the center of disc.
Objects that are at rest relative to Earth's surface are in circular motion due to Earth's rotation. What is the radial acceleration of a tree
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