GATE AE 2021 Paper 1 — page 16

Complete GATE AE 2021 Paper 1 overview, original pages and practice · Timed previous-paper practice

Questions 46–48 of 65. Imported answers require review unless explicitly marked reviewed.

Paper practice 65 questionsPage 16 of 22

A conventional fixed-wing aircraft, with a horizontal tail and vertical fin, in steady and level flight is subjected to small perturbations. Which of the following statement(s) is/are true?

Your answerSelect all correct options. You can choose more than one.

Vertical fin has a stabilizing effect on the lateral stability of the aircraft.

Vertical fin has a destabilizing effect on the directional stability of the aircraft.

Presence of wing anhedral increases the lateral stability of the aircraft.

Horizontal tail has a stabilizing effect on the longitudinal static stability of the aircraft.

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The ratio of the product of eigenvalues to the sum of the eigenvalues of the given matrix

is ______ (round off to nearest integer).

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The definite integral

is evaluated using four equal intervals by two methods – first by the trapezoidal rule and then by the Simpson’s one-third rule. The absolute value of the difference between the two calculations is ______ (round off to two decimal places).

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2021 · Paper 1

Question 36

Question 37

Question 38