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A 2.0 mm -diameter glass bead is positively charged. The potential difference between a point 2.1 mm from the surface of the bead and a point 4.4 mm from the surface of the bead is 500 V.
What is the charge on the bead?
The total speed of a projectile at the greatest height v1 is √6/7 of its total speed when it is at half its greatest height. What is the angle of projection?
A bead of mass m = 6.90 kg is released from point A and slides on the frictionless track as shown in the figure below. The height of A is ha = 6.10 m. Determine the bead's speed at points B and C
A spring oscillator is designed with a mass of 0.291 kg. It operates while immersed in a damping fluid, Find the required damping constant for the system
An ideal gas expands isothermally, performing 2.59E+3J of work in the process. Compute the change in internal energy of the gas.
Certain sharks can detect an electric field as weak as 1.1 mu V/m . To grasp how weak this field is, how far apart would the plates have to be
A penny is dropped from rest from the top of the Willis Tower in Chicago. Find the speed with which the penny strikes the ground
A 50 g mass is attached to a massless spring and allowed to oscillate around an equilibrium according to: y(t) = 1.2*sin( 3.1415*t), What is the maximum Kinetic Energy of the mass
A thermos contains 148 cm3 of coffee at 88.5°C. To cool the coffee, you drop two 12.2-gram ice cubes into the thermos. Obtain the final temperature of the coffee in degrees Celsius
The intensity of the sunlight that reaches Earth's upper atmosphere is approximately 1410 W/m2. What is the average energy density
A 103 gram granite cube slides down a 40 degree frictionless ramp. Find how high above the table should the granite cube be released
Unless otherwise stated, all objects are located near the Earth's surface, where g = 9.80 m/s2. If the length of the gun barrel is 0.90 m, what is the magnitude of the accelerating force
If a standing sound wave exists inside a tube, how is the length of the tube related to the sound's wavelength
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