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Let E1 (r), E2(r) and E3(r) be the respective electric field at a distance r from a point charge Q, an infinitely long wire with constant linear charge density λ, and an infinite plane with uniform surface charge density σ. If E1(r0) = E2(r0) = E3(r0) at a given distance r0, then
  • a)
  • b)
  • c)
    E1 (r0 / 2) = 2E2 (r0 /2)
  • d)
    E2 (r0 /2) = 4 E3 (r0 /2)
Correct answer is option 'C'. Can you explain this answer?
Verified Answer
Let E1 (r), E2(r) and E3(r) be the respective electric field at a dist...

∴ Q = 2λr0                  ...(1)



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Let E1 (r), E2(r) and E3(r) be the respective electric field at a dist...

∴ Q = 2λr0                  ...(1)



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Let E1 (r), E2(r) and E3(r) be the respective electric field at a dist...
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Let E1 (r), E2(r) and E3(r) be the respective electric field at a distance r from a point charge Q, an infinitely long wire with constant linear charge density λ, and an infinite plane with uniform surface charge density σ. If E1(r0) = E2(r0) = E3(r0) at a given distance r0, thena)b)c)E1 (r0 / 2) = 2E2 (r0 /2)d)E2 (r0 /2) = 4 E3 (r0 /2)Correct answer is option 'C'. Can you explain this answer?
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