GATE XL 2026 Paper 1 — page 40

Questions 118–120 of 122. Imported answers require review unless explicitly marked reviewed.

Paper practice 122 questionsPage 40 of 41

For a given temperature difference between the top and bottom surfaces of a flat metal plate, Fourier’s law of heat conduction implies that

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temperature gradient increases with increase in heat transfer area

heat flux is proportional to the thermal conductivity of the metal

heat flux increases with increase in thickness of the metal plate

temperature gradient decreases with increase in thickness of the metal plate

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Xyloigosaccharides can be produced by

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hydrolytic degradation of xylan by hydrochloric acid

hydrolysis of starch

enzymatic hydrolysis of lactose

enzymatic hydrolysis of xylan containing lignocellulosic material

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In a α-helix, the R-groups on the amino acid residues

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are found on the outside of the helix

participate in the backbone H-bonding that stabilize the helix

allow formation of right-handed helices

allow formation of left-handed helices

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2026 · Paper 1