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A proton that is moving freely has a wavelength of 0.600 pm. (mproton = 1.67 x 10-27 kg, e = 1.60 x 10-19 C, h = 6.626 x 10-34 J x s)
(a) What is its momentum?
(b) What is its speed?
(c) What potential difference would it have been accelerated through, starting from rest, to reach this speed?
A 1530-kg car is traveling with a speed of15.0 m/s. What is the magnitude of the horizontal net force that isrequired to bring the car to a halt in a distance of 41.0 m?
An 80 driver gets into an empty taptap to start the day's work. The springs compress 1.8×10-2. What is the effective spring constant of spring system in the taptap.
A student is reading a lecture written on a blackboard. The lenses in her eyes have a refractive power of 61.22 diopters, How far is the blackboard from her eyes
A ray of light is incident on a flat mirror at an angle?. If we then rotate the mirror by 10° while keeping the incident ray fixed, by what angle will we rotate the reflected ray
There is a 'race' between a solid cylinder and a hollow cylinder over a distance of 2 m along a slope angled at π/6 with the horizontal. Both have a mass 1 kg and radius 30 cm. In case of the hollow cylinder, the inner radius is 20 cm. Which one will..
At high noon, the Sun delivers 1.10-kW to each square meter of a blacktop road. If the hot asphalt loses energy only by radiation, what is its equilibrium temperature?
lab 4 involves the roller coaster and its physics. this simulation can be downloaded from granthams website under
Barium and Iodine are routinely used for X Ray procedures. Which areas of the body is Barium used to image? Which areas of the body is Iodine used to image? Explain how the Barium or Iodine contrast medium allows imaging of the areas previously id..
Maricru slides a 60.0-kg crate up an inclined ramp that is2.0-m longg and attached to a platform 1.0 m above floor level... A400.0-N force parrallel to the ramp, is needed to slide the crateup the ramp at a constant speed.
normalizing a wavefunctionas we will discuss in the coming week the wavefunctions of conductive electrons in carbon
Multiple-Concept Example 8 provides useful background for part b of this problem. What is the angular displacement (in rad) of each wheel
Assuming the speed of sound is still 343 m/s, how long should a closed-end organ pipe be if it is to have a fundamental frequency of 294 Hz? What is the frequency of the first overtone (second harmonic) for this closed-end pipe?
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