Recent content by rezal

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    Electric field at a point from an insulating shell

    Ah alright, I got it now. Thank you!
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    Electric field at a point from an insulating shell

    Homework Statement An infinite line of charge with linear density λ1 = 6.9μ C/m is positioned along the axis of a thick insulating shell of inner radius a = 2.6 cm and outer radius b = 4.8 cm. The insulating shell is uniformly charged with a volume density of ρ = -656μ C/m3 1)What is λ2, the...
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    Deceleration necessary to prevent a train collision

    My TA did but he didn't really give any particular reason as to why.
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    Deceleration necessary to prevent a train collision

    Homework Statement The engineer of a passenger train traveling at vP sights a freight train whose caboose is distance D ahead on the same track. The freight train is traveling at vF in the same direction as the passenger train. The engineer of the passenger train immediately applies the brakes...
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    Calculating Velocity: Roofer's Toolbox Sliding on a 36deg Slanted Roof

    Hello, I'm practicing by doing the problems in my textbook but I have no way of knowing if my answers to positive questions are correct or not so can someone tell me if I did this problem correctly? 1. Homework Statement While a roofer is working on a roof that slants at 36deg above the...