1
WB JEE 2024
MCQ (Single Correct Answer)
+2
-0.5
Change Language

In the given network of AND and OR gates, output Q can be written as (assuming n even)

WB JEE 2024 Physics - Electronic Devices Question 2 English

A
$$\mathrm{X}_0 \mathrm{X}_1+\mathrm{X}_2 \mathrm{X}_3+\ldots \mathrm{X}_{\mathrm{n}-1} \mathrm{X}_{\mathrm{n}}$$
B
$$\mathrm{X}_0 \mathrm{X}_1 \ldots \mathrm{X}_{\mathrm{n}}+\mathrm{X}_1 \mathrm{X}_2 \ldots \mathrm{X}_{\mathrm{n}}+\mathrm{X}_2 \mathrm{X}_3 \ldots \mathrm{X}_{\mathrm{n}}+\mathrm{X}_{\mathrm{n}}$$
C
$$\mathrm{X}_0 \mathrm{X}_1 \ldots \mathrm{X}_{\mathrm{n}-1}+\mathrm{X}_{\mathrm{n}-2} \mathrm{X}_{\mathrm{n}-1}+\mathrm{X}_{\mathrm{n}}$$
D
$$\mathrm{X}_0 \mathrm{X}_1 \ldots \mathrm{X}_{\mathrm{n}-1}+\mathrm{X}_2 \mathrm{X}_3 \mathrm{X}_5 \ldots \mathrm{X}_{\mathrm{n}-1}+\mathrm{X}_{\mathrm{n}-2} \mathrm{X}_{\mathrm{n}-1}+\mathrm{X}_{\mathrm{n}}$$
2
WB JEE 2024
MCQ (Single Correct Answer)
+2
-0.5
Change Language

Water is filled in a cylindrical vessel of height $$\mathrm{H}$$. A hole is made at height $$\mathrm{z}$$ from the bottom, as shown in the figure. The value of z for which the range (R) of the emerging water through the hole will be maximum for

WB JEE 2024 Physics - Properties of Matter Question 1 English

A
$$\mathrm{z=\frac{H}{4}}$$
B
$$\mathrm{z=\frac{H}{2}}$$
C
$$\mathrm{z=\frac{H}{8}}$$
D
$$\mathrm{z=\frac{H}{3}}$$
3
WB JEE 2024
MCQ (Single Correct Answer)
+2
-0.5
Change Language

A metal plate of area $$10^{-2} \mathrm{~m}^2$$ rests on a layer of castor oil, $$2 \times 10^{-3} \mathrm{~m}$$ thick, whose coefficient of viscosity is $$1.55 \mathrm{~Ns} \mathrm{~m}^{-2}$$. The approximate horizontal force required to move the plate with a uniform speed of $$3 \times 10^{-2} \mathrm{~ms}^{-1}$$ is

A
0.6718 N
B
0.2325 N
C
0.2022 N
D
0.6615 N
4
WB JEE 2024
MCQ (Single Correct Answer)
+2
-0.5
Change Language

The following figure shows the variation of potential energy $$V(x)$$ of a particle with distance $$x$$. The particle has

WB JEE 2024 Physics - Work Power & Energy Question 1 English

A
Two equilibrium points, one stable another unstable
B
Two equilibrium points, both stable
C
Three equilibrium points, one stable two unstable
D
Three equilibrium points, two stable one unstable
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