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With a horizontal velocity, an electron is entering a uniform electric field
a) Explain how this can be similar to a projectile motion question.
b) Using words, explain the steps in which you will calculate the vertical deflection of the electrons.
Explain how fast will he be moving backward just after releasing the ball?
Explain why Brownian motion provides evidence for the existence of atoms and molecules. Describe the Difference between elements, compounds, and mixtures. Which would be easier to separate, a mixture or a compound? Explain your answer
A block of mass M=0.986kg is floating stationary in a beaker of water. A string connected to the bottom of the beaker holds the block in place. find the direction of the buoyant force acting on the block
A 43 kg girl and an 8.4 kg sled are on the frictionless ice of a frozen lake, 17 m apart but connected by a rope of negligible mass. What is the acceleration of the girl
the relatively high resistivity of dry skin about 1 x 106 ohms - m can safely limit the flow of current into deeper
An unknown substance has a mass of 0.125 kg and an initial temperature of 112.3°C. The substance is then dropped into a calorimeter made of aluminum containing 0.285 kg of water initially at 27.8°C.
A Gas of diatomic molecules is in equilibrium at a temperature of 340K. what is the rms angular speed of the molocules
Assume you measure the terminal voltage of a 3.17 Volt lithium cell having an internal resistance of 5.20 ohm by placing a 1.00-k voltmeter across its terminals. Determine the actual terminal voltage to the nearest 0.001 Volt
Because of the Earth's rotation, a plumb bob does not hang exactly along a line directed to the center of the Earth. How much does the plumb bob deviate from a radial line
A 0.3 kg apple falls from rest through a height of 40 cm onto a flat surface. Upon impact, the apple comes to rest in 0.1 s, What is the average pressure exerted on the apple
A man stands next to a 1.36 m tall barrel with a diameter of 0.58 m. If the barrel is empty, he can see 0.68 m down the far side of the barrel. At what angle relative to the normal line is the light traveling to the man's eyes
The initial temperature is 300K. If the gas is Monatomic and the expansion isothermal, what are the (a) final pressure (b) final temperature (c) work W down by the gas? If the gas is monatomic and the expansion adiabatic what are (d) find pressure..
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