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GATE 2022 Rapid Revision Quiz 9

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Question 1

Which of the following statement are correct regarding types of soil?

1) Marl soil is organic nature.

2) Peat soil is a mixture of organic and inorganic content.

3) Gumbo soil is a black silty and slightly plastic soil.

Question 2

Find the magnitude of resultant force in the system?

Question 3

A natural soil sample has a bulk density of 2.0 gm/cc with 5% water content. What amount of water (in kg) is required to be added to one cubic meter of the soil to raise its water content to 15%. If the void ratio remains constant? (Take Gs = 2.6 and unit weight of water = 10 kN/m3) (Round off to 1 decimal places)

Question 4

The volume of tensile specimen remains constant during plastic deformation under the influence of an axial load and its diameter changes from 2d to 1.5d. The true strain included in the specimen is

Question 5

Consider the given equation of motion for a damped viscous vibration as shown in the figure below:

What is the nature of vibration?

Question 6

A metal bar of 10 mm diameter when subjected to a pull of 23 .5 kN gave an elongation of 0.3 mm on a gauge length of 200 mm. The young’s modulus of elasticity of metal will nearly be

Question 7

A rod of uniform diameter is suspended from one of its ends in vertical plane. The mass of the rod is m and length l, the natural frequency of this rod in Hz for small amplitude is

Question 8

A stepped circular bar 85 mm long is subjected to various forces as shown in figure, then the change in length of the bar is _______mm.
[Take E = 200 kN/mm2]
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May 31ESE & GATE CE