JEE Main 2023 (Online) 8th April Evening Shift | Units & Measurements Question 42 | Physics

	LIST I		LIST II
A.	Torque	I.	$$\mathrm{ML^{-2}T^{-2}}$$
B.	Stress	II.	$$\mathrm{ML^2T^{-2}}$$
C.	Pressure gradient	III.	$$\mathrm{ML^{-1}T^{-1}}$$
D.	Coefficient of viscosity	IV.	$$\mathrm{ML^{-1}T^{-2}}$$

Choose the correct answer from the options given below:

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

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

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

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

JEE Main 2023 (Online) 8th April Morning Shift

MCQ (Single Correct Answer)

-1

Dimension of $$\frac{1}{\mu_{0} \in_{0}}$$ should be equal to

$$\mathrm{T}^{2} / \mathrm{L}^{2}$$

$$\mathrm{T} / \mathrm{L}$$

$$\mathrm{L}^{2} / \mathrm{T}^{2}$$

$$\mathrm{L} / \mathrm{T}$$

JEE Main 2023 (Online) 8th April Morning Shift

MCQ (Single Correct Answer)

-1

A cylindrical wire of mass $$(0.4 \pm 0.01) \mathrm{g}$$ has length $$(8 \pm 0.04) \mathrm{cm}$$ and radius $$(6 \pm 0.03) \mathrm{mm}$$. The maximum error in its density will be:

3.5%

JEE Main 2023 (Online) 6th April Morning Shift

MCQ (Single Correct Answer)

-1

Two resistances are given as $$\mathrm{R}_{1}=(10 \pm 0.5) \Omega$$ and $$\mathrm{R}_{2}=(15 \pm 0.5) \Omega$$. The percentage error in the measurement of equivalent resistance when they are connected in parallel is -

2.33

5.33

4.33

6.33

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