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The kinetic energy of a particle is equivalent to the energy of a photon. The particle moves at 4.8 percent of the speed of light. Obtain the ratio of the photon wavelength to the de Broglie wavelength of the particle. Take the speed to be non-relativistic.
An oak barrel with a lid of area 0.20 m2 is filled with water.A long, thin tube of cross-sectional area 5.0 X 10-5 m2 is insertedinto a hole at the center of the lid, What was the weight of the water in the tube
A ball and bat, approaching one another each with the same speed of 1.1 m/s collide. Find the speed of the ball after the collision. find the factor by which the kinetic energy of the ball increases
An initially stationary 2.0 kg object accelerates horizontally and uniformly to a speed of 20 m/s in 1.9 s. (a) In that 1.9 s interval, how much work is completed on the object by the force accelerating it.
A 0.55 kg book slides on ahorizontal table. The kinetic friction force on the book hasmagnitude 1.8 N. What is the total work done on the book by friction during thecomplete round trip
q1. a magnifier has a magnification of 8 times. how far from the lens should an object be placed so that its virtual
A 25 Newton block rests on a horizontal surface. The coefficients of kinetic and static friction between the surface and the block are μk= 0.60 and μs = 0.80. Find the force of friction acting on the block for each of the following value of T =15 N
A voltage V is applied to the primary coil of a step-up transformer with a 3:1 ratio of turns between its primary and secondary coils. A resistor R connected to the secondary dissipates a power P = 100 W. How much power is dissipated by the same r..
Sea Launch mission planners are going to launch their Russian launch vehicle from a Lo = 3 degrees into LEO with an inclination of 34 degrees and the longitude of ascending node of 124 degrees. Current LST at the launch site is 1140.
an automobile tire is pumped up to a gauge pressure of 2.0 x 105 pa when the temperature is 27 degc. what is its gauge
An open-topped cylindrical pot has a volume of 125cm3. What dimensions will minimize the total amount ofmaterial used in making this pot? Neglect the thickness of thematerial as well as possible wastage.
The energy of the first excited state of a hydrogen atom is -0.34 eV ± 0.0003 eV. What is the average lifetime of for this state
A glass is slid across a table top, goes off the edge and falls to the floor below. With what velocity did the glass leave the table top
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