8 Answered Questions for the topic University Physics

University Physics

02/20/17

Physics electricity question
A particle of charg, q, enters a region where an electric field is uniform, E = 80000 V/m, and directed downward (-y direction).  Perpendicular to the electric field, and directed in the + z... more
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University Physics Science Physics Electrons

12/05/15

Kinetic energy of particles and objects
Calculate the rest energy and the kinetic energy of: a) A 100g ball travelling with the speed of 100m/sb) An electron travelling at a speed of 0.999c. Which one has greater rest energy? Which one... more
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11/06/15

Car on a banked curve
You want to design a circular racetrack of radius L such that cars of mass m can go around the track at speed u without the aid of friction or other forces other than the perpendicular contact... more
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University Physics

09/25/15

A ball is dropped from rest from the top of a cliff is 25.0m high
A ball is dropped from rest from the top of a cliff that is 25.0 m high. From ground level, a second ball is thrown straight upward at the same instant that the first ball is dropped. The initial... more
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University Physics

03/15/15

Physics questions
a machine gun, mass of 35kg fires 50gram bullets, with a muzzle velocity of 750m/s at the rate of 300 rounds per minute. What is the average force exerted on the machine gun mount?
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University Physics

02/05/15

physics assignment
i need answers for these questions.   Thanks Nazia     i) State Boltzmann’s two principles of statistical mechanics. (2 marks)(ii) In the context of statistical mechanics, explain what is... more
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University Physics Physics Matlab

01/16/15

Need help with matlab coding
I need help with writing a matlab program. Its based on a mechanical engineering topic related to mass and springs.   If anybody is interested to do an online tutorial, please respond !
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University Physics

11/20/14

What is the angle of Climb (deg) for airplane at 250 KTAS with a climb rate of 4,000 ft/min?
 Aerodynamics question, but related to physics. Any help would be appreciated. Thank you
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