Aerospace Engineering
2019 · Paper 1
Take it one question at a time. Try an answer, then check your understanding.
Complete GATE AE 2019 Paper 1 overview, original pages and practice · Timed previous-paper practice
Questions 31–33 of 65. Imported answers require review unless explicitly marked reviewed.
Question 21
Open questionAENAT1 markNeeds review
One kg of diatomic gas is heated and its temperature increases from 100 K to 600 K. The energy added at constant pressure during this process is 500 kJ. The specific heat at constant volume for the gas is ______ kJ/kgK. (round off to 2 decimal places).
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The number of independent elastic constants for a homogeneous isotropic linear elastic material is ______.
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Open questionAENAT1 markNeeds review
A thin plate with Young’s modulus 210 GPa and Poisson’s ratio 0.3 is loaded as shown in the figure. The change in length along the
-direction is ______ mm (round off to 1 decimal place). 
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