Applied Mechanics and Design [GATE (Graduate Aptitude Test in Engineering) Mechanical Engineering]: Questions 36 - 39 of 82

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Question 36

Applied Mechanics and Design
Euler's Theory of Columns
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Appeared in Year: 2021

Question

Numeric Answer▾

A column with one end fix and other end free is having a buckling load of 100 N. For the same column if the free end is replaced by with a pinned end, then the critical buckling load will be … N (round off to the nearest integer) (February Shift 2)

Question 37

Applied Mechanics and Design
Trusses and Frames

Appeared in Year: 2021

Question

MCQ▾

A Plane truss PQRS is shown in figure.

The Forces in the Members PR and ₹ Respectively

The forces in the members PR and ₹ respectively, are (February Shift 2)

Choices

Choice (4)Response

a.

(tensile) and F (tensile)

b.

(tensile) and F (compressive)

c.

F (Compressive) and (compressive)

d.

F (tensile) and (tensile)

Question 38

Applied Mechanics and Design
Stress and Strain

Appeared in Year: 2020

Question

Numeric Answer▾

A machine member is subjected to fluctuating stress . The endurance limit of the material is 350 MPa. If the factor of safety used in the design is 3.5 then the maximum allowable value of is ________ MPa (round off to 2 decimal places) .

Question 39

Applied Mechanics and Design
Velocity and Accceleration Analysis of Plane Mechanisms

Appeared in Year: 2019

Question

MCQ▾

In a four-bar planar mechanism shown in the figure, AB = 5 cm, AD = 4 cm and DC = 2 cm. In the configuration shown, both AB and DC are perpendicular to AD. The bar AB rotates with an angular velocity of 10 rad/s. The magnitude of angular velocity (in rad/s) of bar DC at this instant is

A Four-Bar Planar Mechanism

Choices

Choice (4)Response

a.

0

b.

10

c.

25

d.

15

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