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# GATE 2022 Rapid Revision Quiz 8

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Question 1

Which of the following are primarily satellite-based systems?

i. GPS

ii. GIS

iii. Remote Sensing

Question 2

A gravity dam is subjected to hydrodynamic pressure caused by

Question 3

A stadia telescope has a focal length of 25 cm, the multiplying constant is 100 and the additive constant is 30 cm. If an error of 0.0025 cm exists in the interval between the stadia lines, then the error that would occur in horizontal distance (when the telescope is inclined at an angle of 10 °) is
where, s is staff intercept.

Question 4

Which of the following are disadvantages of plane table surveying?

i. Lack of accuracy

ii. Equipment is costly

iii. Great skill is required

iv. Cannot be performed in inclement weather.

Question 5

The length of a line AB was measured along a slope and its most probable value is found to be 242.43 ± 0.01 m. What will be the horizontal length if the most probable value of angle of sloping ground is 4˚45’30” ± 20”.

Question 6

Two blocks A and B weighs 4 kN and 6 kN respectively are in equilibrium position as shown in Fig. If the coefficient of friction between the two blocks as well as the block B and the floor is 0.2, find the force (P) required moving the block B.

Question 7

What will be the tamgemtial force transmitted at C if P is equal to 8 kN and W is equals to 5 kN, if the coefficient of friction at C is 0.3 in the arrangement shown in Fig.

Question 8

The height of an elementary gravity dam is 110m. The seepage coefficient is 0.81, coefficient of static friction is 0.72, and specific gravity of dam material is 2.45.The base width of the elementary profile of gravity dam in meters is ________ (rounded off to the nearest higher integer value)
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