GATE XE 2023 Paper 1 — page 15

Questions 43–45 of 175. Imported answers require review unless explicitly marked reviewed.

A stationary circular pipe of radius

m is half filled with water (density = 1000 kg/m

), whereas the upper half is filled with air at atmospheric pressure, as shown in the figure. Acceleration due to gravity is

m/s

. The magnitude of the force per unit length (in kN/m, rounded off to one decimal place) applied by water on the pipe section AB is ______.

Diagram for Engineering Sciences question 43

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In age-hardening of an aluminium alloy, the purpose of solution treatment followed by quenching is to

Your answerChoose one option.

form martensitic structure

increase the size of the precipitates

form supersaturated solid solution

form precipitates at the grain boundaries

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The magnetization (M) – magnetic field (H) curves for four different materials are given below. Which one of these materials is most suitable for use as a permanent magnet?

Your answerChoose one option.

Diagram for Engineering Sciences question 45

Diagram for Engineering Sciences question 45 (figure 2)

Diagram for Engineering Sciences question 45 (figure 3)

Diagram for Engineering Sciences question 45 (figure 4)

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2023 · Paper 1

Question 43

Question 44

Question 45