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SSC JE 2019-20: Technical Quiz 56

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Question 1

In case of Magnel-Blaton system of prestressing, each sandwich plate can generally anchor

Question 2

A simply supported beam is considered as a deep beam if the ratio of effective span to overall depth is less than

Question 3

At a point in a two dimensional stress system, the normal stress on two mutually perpendicular planes are σxx and σyy and shear stress is τxy. One of the principal stress will become zero when the value of shear stress τxy is

Question 4

The deflection δ of the closed coil helical spring is

Where: W is the axial load

R is the number of turns of coil

C is the modulus of rigidity

d is the diameter of the wire of the coil

Question 5

Consider the following statements related to overtaking sight distance:

(i) It is the minimum sight distance should be available to the vision of driver to overtake a slow-moving vehicle.

(ii) It is so calculated that a driver with his eye level at 1.5 m above the road surface can see the top of an object 1.5 m above the road surface.

(iii) It depends on rate of acceleration of overtaken vehicle.

(iv) It also depends on the speed of vehicle coming from opposite direction.

Which of the following statements are not correct?

Question 6

What will be the mechanical widening required for a pavement of width 7 m on a horizontal curve of radius 150 m if the maximum wheel base of the vehicle is limited to 6 m.

Question 7

The sight distance available on a road to a driver at any instance depends on

(1) Features of the road ahead

(2) Height of the driver’s eye above the road surface

(3) Height of the object above the road surface

Question 8

Which one of the following statements is correct?

Question 9

Reduced level of a point is measured with respect to the

Question 10

Which one of the following statements is true?

i. Correction due to earth’s curvature is always negative

ii. Correction due to refraction is always negative

iii. Combined correction due to curvature and refraction is always negative

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Apr 17ESE & GATE CE