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Question: A proton has an initial speed of 3.9 x 105 m/s.
(a) What potential difference is required to bring the proton to rest? _________________ kV
(b) What potential difference is required to reduce the initial speed of the proton by a factor of 3? _________________ kV
(c) What potential difference is required to reduce the initial kinetic energy of the proton by a factor of 3? _______________________kV
Two parallel plates of area 70cm2 are given charges of equal magnitudes 9.7*10-7 C however opposite signs. The electric field within the dielectric material filling the space among the plates is 2.1*106V/m. Compute the dielectric constant of the mate..
The suspension system of a 1700 kilogram automobile "sags" 11 centimeter when the chassis is placed on it. Compute the values of the damping constant for the spring
Consider two masses m1 and m2 at the top of two frictionless inclined planes. Both masses start from rest at the same height. However, the plane on which m1 site is at an angle of 30 degrees with the horizontal,
A potter's wheel (a solid, uniform disk) of mass 6.0kg and radius 25cm spins about its central axis with an angular speed of the wheel is 15rpm, Find the new angular speed of the system in rpm
A transverse traveling wave on a cord is represented by D = 0.25 sin (6.8x + 28t) where D and x are in meters and t is in seconds. Determine maximum and minimum speeds of particles of the cord
A car moves forward at 54 km/hr for 60 seconds, and then reverses at 18 km/hr for 30 seconds. Sketch a velocity-time graph for this motion and Calculate the displacement of the car fro its starting position
If the cable at one end is attached directly and per- manently to a tree and a person pulls on the other end with a force of 75 lb, what force would exist in the steel cable?
A rock is dropped into a deep hole and 1.6 s later the sound of striking the bottom is heard. what is the depth of the hole
A simple pendulum has a period T on the Earth. 18. If it were used on Planet X, where the acceleration due to gravity is 3 times what it is on Earth
A linear object that is h = 2.16 m tall is placed a distance a = 0.610 m from a small light source. A shadow is produced on a screen that is a distance b = 1.23 m behind the object. Compute the height of the shadow.
A space vehicle is traveling at 3760 km/h relative to Earth when the exhausted rocket motor is disengaged, What is the speed (in km/h) of the command module relative to Earth just after the separation
What are the errors in the energy transformation using electrically heated calorimeter experiment (energy transfer between electrical and heat energy) ? ( container was closed and there was an outer covering to the metal to prevent heat loss)
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