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1. Compute the speed of
(a) electrons and
(b) protons that fall through an electrostatic potential difference of 10 million volts.
(c) What is the ratio of relativistic mass to rest mass in each case?
2. (a) What potential difference will accelerate an electron to the speed of light according to classical physics?
(b) With this potential difference, what speed will an electron acquire relativistically?
(c) What would its relativistic mass be at this speed?
(d) Its relativistic kinetic energy?
The density of the water in the Great Salt Lake (Utah) is greater than ocean water because of the much higher salt content. Find the density of the water in Great Salt Lake
An RLC series circuit has R=1.35 kOhm, L=225 mH, and C=2.50 uF (micro farads) and is connected across a 60 Hz power supply. find the reactances of the capacitor and inductor
Light is incident on a slit 0.750 mm wide. On a screen 2.00 m away, the distance from the central maximum to the first minimum is 1.35 mm. compute the wavelength of the light.
A 4.30-kg ball is dropped from a height of 14.5m above one end of a uniform bar that pivots at its center. The bar has mass 6.50kg and is 4.60m in length. At the other end of the bar sits another 6.00-kg ball, unattached to the bar. The dropped ball ..
A 215-gram sample of a metal is heated to 330oC and then is plunged into a 105-gram aluminum calorimeter cup containing 165 gram of water and a 17-gram glass thermometer at 12.5oC. Find the specific heat of the metal
A solar panel measures 0.58 m by 1.1 m. In direct sunlight, the panel delivers 6.4 Amp at 6.1 Volt. compute the efficiency, as a percentage, of the solar panel in converting solar energy into electrical energy
if a 43 m steel bridge experiences extreme temp between -11c and 44c what is the range in size of this bridge if it
A 1.20 cm high object is placed 20.0 cm from a concave mirror with focal length 15.0cm. Using the mirror equation, Calculate the position of the image
entropy two identical bodies with heat capacities at constant volume which vary linearly with tempereature cv10t are
A dry cell does 7.5. J of work through chemical energy transfer 5 C between terminals of the cell. What is the electric potential between the two terminal.
Your friend's mass is 70 .If she jumps off a 120--high table, how far does Earth move toward her as she falls
The density of ice is 917 kg/m3, and the density of seawater is 1025 kg/m3. A swimming polar bear climbs onto a piece of floating ice that has a volume of 4.97 m3. What is the weight of the heaviest bear that the ice can support without sinking compl..
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