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For some reason I keep getting it wrong I don't know if it's a calculation error. Please show your work so I can see what I'm doing wrong in this given problem:
Problem: An electron has a speed of v = 0.915 c. What is its total energy (rest energy plus kinetic energy)?
Show how you get the answer, so that I can better understand how to do it.
A wheel with radius 43.9 cm rotates 4.27 times every second. What is the tangential speed of a wad of chewing gum stuck to the rim of the wheel
A 51.5 kg hoop rolls along a horizontal floor so that its center of mass has a speed of 0.110 m/s. How much work must be done to stop it
a 1.53 kg particle with velocity 9.44 ms - 4.84 ms is at x 1.03 m y 6.67 m. it is pulled by a 2.10 n force in the
Walk 10 miles in the direction 54 degrees east of due north. Then walk 4 miles in the direction 23 degrees south of due east. How far will you be from your starting point?
how much heat transfer is req to raise the temp of a 0.750 kg al pot containing 2.50 kg of water from 30C to the boiling point and then boil away 0.750kg of water
as an electron moves through a region of space its speed increases from 3.00 106 ms to 7.20 106 ms. the electric force
a monatomic gas at a pressure of 12 kpa and volume 1 m3 undergoes a thermodynamic cycle described by three processesi
Two long parallel wires seperated by 50cm both carry currents of 4.0 A in the same vertically up direction. Find the magnetic field midway between the wires
A diver 22m deep in 12°C fresh water exhales a 0.8 cm diameter bubble. What is the bubble's diameter just as it reaches the surface of the lake, where the water temperature is 25°C? Hint: suppose that the air bubble is always in thermal equilibriu..
two positive point charges each 17 lie along the -x axis at x -0.15 and x 0.15 . find the electric field at the
an object of mass m=3.1g and charge q=+48 is attached to a string, find the magnitude of the electric field and the tension in the string
Two cylindrical bars, each with diameter of 2.30 cm, are welded together end to end. compute the resistance between the ends of the welded bar
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