Thankyou andrevd. Ok rethinking my asnwers for Q2. I forgot to put in the original question that the GLE is in an uncharge state to begin with.
a) D
b) A because all charge resides on the outside of the sphere (making a Faraday cage), therefore the GLE is unaffected.
c) F, beacuse rather...
Thankyou Loom91. I looked around two local libraries to see if they had to textbook you mentioned but no luck. I think i'll be better off finding a site on the net to explain electrostatics to me. I agree that the more correct answer about the jeans question would in fact not be uncharged since...
thankyou very much for your quick reply Sojourner01. Wondering now tho weither inf act the ruler woudl be earthed. It doesn't actually specify ur holding the ruler. So i think it'd be best to assume that the ruler liek the spheres is unearthed.
z-Component is what i done above ok, not...
EDIT: I'm extremelly sorry, i just noticed the sticky above my post saying not to post homework qustions in the forum.
Dear Physics Forums,
I am a 16 year old high school student currently doing year 11 physics. To do this weekend we were givin an exercise sheet with various questions...