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A sample of ideal gas occupies a volume of 1.5 L and is under a pressure of 300 kPa. The gas undergoes an isothermal expansion to a volume of 4.0 L. How much work is done by the gas?
A 0.283-m-thick sheet of ice covers a lake. The air temperature at the ice surface is -17.7 °C. calculate the number of millimeters by which the ice thickens
A hypodermic syringe contains a medicine with the density of water. The barrel of the syringe has a cross-sectional area of 2.5 x10-5 m2.
Two converging lenses, each of focal length 13.4 cm, are placed 62.8 cm apart, Where is the final image relative to the second lens formed
A high-voltage copper transmission line with a diameter of 2.60 cm and a length of 130 km carries a steady current of 1.03 103 A. what time interval does one electron travel the full length of the line
A lens with a focal length of 25 cm and a concave mirror with a radius of curvature of 100 cm are placed 1.0 meters apart. determine if it is real or virtual
an electric dipole has charges of 4.55pc that are separated by 6.75cm . the dipole lies on the x-axis its positive end
A toy train rolls around a horizontal 1.30 diameter track. The coefficient of rolling friction is 0.10.
An electron collides elastically with a hydrogen atom that is initially at rest. Assume all the motion occurs along a straight line. What fraction of the electron's initial kinetic energy is transferred to the atom? (Take the mass of the hydrogen ato..
A spaceship is 1600 m long when it is at rest. When it is traveling at a certain constant speed its length is measured by external observers, What is the speed of the spaceship in terms of the speed of light
consider a standard deck of 52 playing cards that has beenthoroughly shuffled. What is the probability of drawing anyace
A tennis ball is struck at the base line of the court, 11.5 m from the net. The ball is given an initialvelocity with a horizontal component equal to 27.0 m/s at an initial elevation of 1.21 m.
A wheel of radius 1.6m rotates at a uniform speed. what is the point's tangential speed
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