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A horizontal constant force of 10 Newton is applied to a 10 kilogram block which moves on a frictionless table. The block is initially at rest and after moving some distance it has a velocity of magnitude 10 meters/sec.
a. Evaluate the final kinetic energy of the block?
b. Evaluate What is the distance moved?
A laser with a power output of 2.10 mW at a wavelength of 425 nm is projected onto calcium metal. Given the binding energy is 2.28 eV, how many electrons per second are ejected
two large parallel conducting plates each having an area of 2.00 m2 are 6.25 mm apart and have charges of equal
200 ml of coffee ( density = 1000kg/m^3 , specific heat 4186j/kg C ) is insulated in a mug at a temp of 85C. If 25ml of cream ( density of 1500 kg/ m^3 , specific heat 4500j / kg C at 10 C is added what will be the new temperature of the system?
The electric field 2.0 cm from a small object points away from the object with a strength of 270,000 nC. What is the objects charge
A ballplayer catches a ball 2.75 seconds after throwing it vertically upward. With what speed did he throw it? Calculate the final & resultant velocity and acceleration.
If a steel ball with half the mass of the steel ball you used in class was used, what would its initial horizontal velocity be
You are riding in an elevator on the way to18th floor in your dormitory. The elevator is accelerating upward witha=1.90m/s2. Beside you is the box containing your new computer; boxand contents have a total mass of 28.0kg. While the elevator isacce..
A 2.30-?F capacitor is fully charged by being connected to a 6.0-V battery, Calculate the maximum current in the inductor, Calculate the frequency of oscillation of the LC circuit
you are given a non-conduction equilateral prism 4 faces all with equilateral triangles. a charge of 65 pico-coulombs
The sinusoidal wave is traveling in the positive x-direction and has a frequency of 21.4 Hz. The wavelength is 10.4 cm, the amplitude is 4.13 cm, and the period is 0.047 seconds. What is the wave's speed?
a potters wheel is rotating at 3.2 rads in a counterclockwise direction when the potter turns it off and lets it slow
Studies of the relationship of the sun to our Galaxy- The Milky Way - Have revealed that the sun is located near the outer edge of the galatic disc, what is the period of the sun's galactic motion
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