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Target Exam

CUET

Subject

Physics

Chapter

Current Electricity

Question:

Match List-I with List-II

List-I Physical Quantity

List-II Formula

(A) $j$ (current density)

(I) $\frac{eτ}{m}$

(B) $v_d$ (drift velocity)

(II) $\frac{ne^2}{m}τ$

(C) $σ$ (conductivity)

(III) $\frac{e}{m}τE$

(D) $μ$ (mobility)

(IV) $\frac{ne^2}{m}τE$

Choose the correct answer from the options given below:

Options:

(A)-(IV), (B)-(III), (C)-(II), (D)-(I)

(A)-(I), (B)-(II), (C)-(IV), (D)-(III)

(A)-(II), (B)-(III), (C)-(IV), (D)-(I)

(A)-(IV), (B)-(III), (C)-(I), (D)-(II)

Correct Answer:

(A)-(IV), (B)-(III), (C)-(II), (D)-(I)

Explanation:

The correct answer is Option (1) → (A)-(IV), (B)-(III), (C)-(II), (D)-(I)

List-I Physical Quantity

List-II Formula

(A) $j$ (current density)

(IV) $\frac{ne^2}{m}τE$

(B) $v_d$ (drift velocity)

(III) $\frac{e}{m}τE$

(C) $σ$ (conductivity)

(II) $\frac{ne^2}{m}τ$

(D) $μ$ (mobility)

(I) $\frac{eτ}{m}$

CUET Questions