JEE Main 2026 (Online) 5th April Morning Shift | Units & Measurements Question 10 | Physics

$L, C$ and $R$ represents physical quantities inductance, capacitance and resistance respectively. The dimensional formula $\mathrm{ML}^2 \mathrm{~T}^{-4} \mathrm{~A}^{-2}$ corresponds to $\_\_\_\_$ .

$\frac{R}{\sqrt{L C}}$

$\frac{R}{L C}$

$\frac{C}{\sqrt{L R}}$

$\frac{1}{R} \sqrt{\frac{L}{C}}$

JEE Main 2026 (Online) 4th April Evening Shift

MCQ (Single Correct Answer)

-1

$$ \text { Match the LIST-I with LIST-II } $$

List - I		List - II
A.	Planck's constant	I.	$$ \mathrm{ML}^2 \mathrm{~T}^{-2} $$
B.	Stopping potential	II.	$$ \mathrm{T}^{-1} $$
C.	Work function	III.	$$ \mathrm{ML}^2 \mathrm{~T}^{-1} $$
D.	Threshold frequency	IV.	$$ \mathrm{ML}^2 \mathrm{~T}^{-3} \mathrm{~A}^{-1} $$

Choose the correct answer from the options given below:

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

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

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

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

JEE Main 2026 (Online) 4th April Morning Shift

MCQ (Single Correct Answer)

-1

In a screw gauge when the circular scale is given five complete rotations it moves linearly by 2.5 mm . If the circular scale has 100 divisions, the least count of screw gauge is $\_\_\_\_$ mm.

$1 \times 10^{-2}$

$ 1 \times 10^{-3}$

$5 \times 10^{-2}$

$ 5 \times 10^{-3}$

JEE Main 2026 (Online) 2nd April Evening Shift

MCQ (Single Correct Answer)

-1

Dimensions of universal gravitational constant ($G$) in terms of Planck's constant ($h$), distance ($L$), mass ($M$) and time ($T$) are _______.

$[h T L M^{-2}]$

$[h T^{-1} L M^{-2}]$

$[h T L^2 M^{-2}]$

$[h^{-1} T^{-1} L M^{-2}]$