Solved papers for JEE Main & Advanced JEE Main Paper (Held On 9 April 2014)
done JEE Main Paper (Held On 9 April 2014) Total Questions - 2
question_answer1) The magnitude of the average electric field normally present in the atmosphere just above the surface of the Earth is about 150 N/C, directed inward towards the center of the Earth. This gives the total net surface charge carried by the Earth to be: [Given \[{{\varepsilon }_{o}}=8.85\times {{10}^{-12}}{{C}^{2}}/N-{{m}^{2}},{{R}_{E}}=6.37\times {{10}^{6}}m\]]
[JEE Main Online Paper ( Held On 09 Apirl 2014 )
question_answer2) Three capacitors, each of \[3\mu F,\]are provided. These cannot be combined to provide the resultant capacitance of:
[JEE Main Online Paper ( Held On 09 Apirl 2014 )