1
JEE Main 2023 (Online) 13th April Evening Shift
MCQ (Single Correct Answer)
+4
-1
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In a Young's double slits experiment, the ratio of amplitude of light coming from slits is $$2: 1$$. The ratio of the maximum to minimum intensity in the interference pattern is:

A
25 : 9
B
9 : 1
C
9 : 4
D
2 : 1
2
JEE Main 2023 (Online) 13th April Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

The mean free path of molecules of a certain gas at STP is $$1500 \mathrm{~d}$$, where $$\mathrm{d}$$ is the diameter of the gas molecules. While maintaining the standard pressure, the mean free path of the molecules at $$373 \mathrm{~K}$$ is approximately:

A
$$750 \mathrm{~d}$$
B
$$1500 \mathrm{~d}$$
C
$$\mathrm{2049~ d}$$
D
$$1098 \mathrm{~d}$$
3
JEE Main 2023 (Online) 13th April Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

The output from NAND gate having inputs A and B given below will be,

JEE Main 2023 (Online) 13th April Evening Shift Physics - Semiconductor Question 23 English

A
JEE Main 2023 (Online) 13th April Evening Shift Physics - Semiconductor Question 23 English Option 1
B
JEE Main 2023 (Online) 13th April Evening Shift Physics - Semiconductor Question 23 English Option 2
C
JEE Main 2023 (Online) 13th April Evening Shift Physics - Semiconductor Question 23 English Option 3
D
JEE Main 2023 (Online) 13th April Evening Shift Physics - Semiconductor Question 23 English Option 4
4
JEE Main 2023 (Online) 13th April Evening Shift
MCQ (Single Correct Answer)
+4
-1
Change Language

A $$10 ~\mu \mathrm{C}$$ charge is divided into two parts and placed at $$1 \mathrm{~cm}$$ distance so that the repulsive force between them is maximum. The charges of the two parts are:

A
$$9 ~\mu\mathrm{C}, 1 ~\mu \mathrm{C}$$
B
$$5 ~\mu\mathrm{C}, 5 ~\mu \mathrm{C}$$
C
$$8 ~\mu\mathrm{C}, 2 ~\mu \mathrm{C}$$
D
$$7 ~\mu\mathrm{C}, 3 ~\mu \mathrm{C}$$
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