A spherically syttnetric charge r bution as a charge detiaty gven by P a er, whe

Question

A spherically syttnetric charge r bution as a charge detiaty gven by P a er, where a ts e constant and a radigs of a Find the clectric icld as a fanction ofr, for 2. Four Pont charger are wetbe oomm of *span snd drection of the electic Seld t the locion of d 3. Consider a ring of radius Rvnith the total charge Qapread uniformly over its permeter what the potental differ. ence betreen the point at the center of the ring and a point on its axis a distance 2Rfrom the center Ca) te equnalert apacitance of be-em. the capacitor, aad (d) teealebergy eedbytht 5. What is the current through each bead? Te left bench has 11, the middle l: and the right branch has I. Let curent l be directed dowmwards and the other two upwards.

Explanation / Answer

1) Electric Field at

i) r<a is kQr/a3 where k is 1/4pi*epsilono i.e. electric constant

ii) r=a is kQ/a2

iii) r>a is kQ/r2

Related Questions

Navigate

• Browse (All)
• Browse A
• Subjects

---

---

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.