Physics

Physics

Problem

Column 1Column 2Column 3
(I) Electron with<br>v⃗=2E0B0x^\vec{v} = 2 \frac{E_0}{B_0} \hat{x}(i) E⃗=E0z^\vec{E} = E_0 \hat{z}(P) B⃗=−B0x^\vec{B} = -B_0 \hat{x}
(II) Electron with<br>v⃗=E0B0y^\vec{v} = \frac{E_0}{B_0} \hat{y}(ii) E⃗=−E0y^\vec{E} = -E_0 \hat{y}(Q) B⃗=B0x^\vec{B} = B_0 \hat{x}
(III) Proton with v⃗=0\vec{v} = 0(iii) E⃗=−E0x^\vec{E} = -E_0 \hat{x}(R) B⃗=B0y^\vec{B} = B_0 \hat{y}
(IV) Proton with<br>v⃗=2E0B0x^\vec{v} = 2 \frac{E_0}{B_0} \hat{x}(iv) E⃗=E0x^\vec{E} = E_0 \hat{x}(S) B⃗=B0z^\vec{B} = B_0 \hat{z}
In which case will the particle describe a helical path with axis along the positive z direction? (IV) (i) (S) (II) (ii) (R) (III) (iii) (P)

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