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Category: Magnetic Effect

Each-of-two-long-straight-wires-4cm-apart-carry-equal-electric-currents-and-experience-a-force-of-2-10-4-N-m-What-is-the-magnitude-of-the-electric-current-in-each-

Question Number 40946 by Necxx last updated on 29/Jul/18 $${Each}\:{of}\:{two}\:{long}\:{straight}\:{wires}\:\mathrm{4}{cm} \\ $$$${apart}\:{carry}\:{equal}\:{electric}\:{currents} \\ $$$${and}\:{experience}\:{a}\:{force}\:{of}\:\mathrm{2}×\mathrm{10}^{−\mathrm{4}} {N}/{m}. \\ $$$${What}\:{is}\:{the}\:{magnitude}\:{of}\:{the} \\ $$$${electric}\:{current}\:{in}\:{each}? \\ $$ Answered by tanmay.chaudhury50@gmail.com last…

Two-parallel-plate-conductors-1m-from-each-other-carry-an-electric-current-of-2A-each-Find-the-magnetic-force-per-metre-on-each-wire-

Question Number 40945 by Necxx last updated on 29/Jul/18 $${Two}\:{parallel}\:{plate}\:{conductors}\:\mathrm{1}{m} \\ $$$${from}\:{each}\:{other}\:{carry}\:{an}\:{electric} \\ $$$${current}\:{of}\:\mathrm{2}{A}\:{each}.{Find}\:{the}\:{magnetic} \\ $$$${force}\:{per}\:{metre}\:{on}\:{each}\:{wire}. \\ $$ Terms of Service Privacy Policy Contact: info@tinkutara.com

Two-large-parallel-metal-plates-carrying-opposite-charges-are-seperated-by-a-distance-of-0-2m-and-the-potential-difference-between-them-is-0-5KV-a-Calculate-the-magnitude-of-the-uniform-electric-fie

Question Number 40818 by Necxx last updated on 27/Jul/18 $${Two}\:{large}\:{parallel}\:{metal}\:{plates}\:{carrying} \\ $$$${opposite}\:{charges}\:{are}\:{seperated}\:{by}\:{a} \\ $$$${distance}\:{of}\:\mathrm{0}.\mathrm{2}{m},{and}\:{the}\:{potential} \\ $$$${difference}\:{between}\:{them}\:{is}\:\mathrm{0}.\mathrm{5}{KV}. \\ $$$$\left({a}\right){Calculate}\:{the}\:{magnitude}\:{of}\:{the} \\ $$$${uniform}\:{electric}\:{field}\:{between}\:{them}. \\ $$$$\left({b}\right){Also}\:{calculate}\:{the}\:{workdone}\:{by} \\ $$$${this}\:{field}\:{on}\:{a}\:{charge}\:{of}\:\mathrm{4}.\mathrm{0}×\mathrm{10}^{−\mathrm{9}} {C}…

Calculate-the-magnetic-force-F-b-on-an-electron-with-velocity-v-20j-m-s-which-enters-a-magnetic-field-of-flux-density-B-0-6k-T-

Question Number 40815 by Necxx last updated on 27/Jul/18 $${Calculate}\:{the}\:{magnetic}\:{force},{F}_{{b}} \:{on} \\ $$$${an}\:{electron}\:{with}\:{velocity},{v}=\mathrm{20}\hat {{j}m}/{s} \\ $$$${which}\:{enters}\:{a}\:{magnetic}\:{field}\:{of} \\ $$$${flux}\:{density},{B}=\mathrm{0}.\mathrm{6}\hat {{k}T} \\ $$ Answered by tanmay.chaudhury50@gmail.com last…

Question-40519

Question Number 40519 by rahul 19 last updated on 23/Jul/18 Commented by rahul 19 last updated on 23/Jul/18 $$\mathrm{If}\:\mathrm{the}\:\mathrm{resistance}\:\mathrm{of}\:\mathrm{larger}\:\mathrm{loop}\:\mathrm{is}\:\mathrm{R}, \\ $$$$\mathrm{find}\:\mathrm{current}\:\mathrm{in}\:\mathrm{it}\:\mathrm{as}\:\mathrm{a}\:\mathrm{function}\:\mathrm{of}\:\mathrm{time}? \\ $$ Answered by…

Question-40388

Question Number 40388 by rahul 19 last updated on 21/Jul/18 Answered by ajfour last updated on 21/Jul/18 $${i}=\frac{{E}}{{R}}\left(\mathrm{1}−{e}^{−\frac{{Rt}}{{L}}} \right) \\ $$$${q}=\frac{{E}}{{R}}\left({t}+\frac{{L}}{{R}}{e}^{−{Rt}/{L}} \right)\mid_{\mathrm{0}} ^{{L}/{R}} \\ $$$$\:\:{q}=\frac{{E}}{{R}}\left(\frac{{L}}{{eR}}\right)\:=\:\frac{{EL}}{{eR}^{\mathrm{2}}…