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RRB JE Stage II : Civil Engineering Quiz | 26th August

Dear aspirants,

RRB JE Stage II exam is scheduled to be conducted from 28th August to 1st September2019. The overall merit for the selection will be made on the basis of the marks scored in stage II, so candidates need to prepare thoroughly for the second stage. To help the aspirants, Adda247 has come up with a study plan in which we will provide you daily quizzes of all technical subjects. The below quiz will be helpful for the candidates who opted Civil as the exam group in RRB JE stage II.

Q1. The conventional symbol shown in figure represents a

(a) railway double line
(b) road bridge
(c) canal with lock
(d) railway bridge

S1. Ans.(c)

Q2. A stretcher bonds is usually used for
(a) half brick wall
(b) one brick wall
(c) one and half brick wall
(d) two brick wall

S2. Ans.(a)
Sol. STRETCHER BOND: It is the arrangement of bonding in which bricks are laid along the stretcher in each case.

In order to break the alignment of vertical joints to be in straight line half bats or bricks are used in each alternate course.

Q3. Stopping sight distance is always
(a) Less than overtaking sight distance
(b) Equal to overtaking sight distance
(c) More than over taking sight distance
(d) None of these

S3. Ans.(a)
Sol. OSD (Overtaking Sight Distance) or
ISD (Intermediate Sight Distance) or = 2×Stopping Sight Distance

Q4. The bars in cement concrete pavement are at
(a) Expansion joint
(b) Contraction joint
(c) Warping joints
(d) Longitudinal joint

S4. Ans.(d)
Sol. In cement concrete pavement, the reinforcement bars are provided at longitudinal joint.

Q5. Which of the following materials acts as a base for the paint?
(a) Lead sulphate
(b) Refined Linseed oil
(c) Turpentine oil
(d) Litharge

S5. Ans.(a)
Sol. Lead sulphate is the most common chemical which is used as base for a point for new or old works both.

Q6. If a bitumen is specified as , then 75 represents
(a) Saybolt viscosity number of bitumen
(b) Softening point in degrees celsius
(c) Penetration in mm
(d) None of these

Q7. The magnetic bearing of a line is S 28° 20’E. If the declination is 7°30’ west, the time bearing will be
(a) S 20° 50’ E
(b) S 35° 50’ E
(c) E 20° 50’ S
(d) E 35° 55’ S

S6. Ans.(b)
Sol. If a bitumen is specifiled as 75/15, than 75 represents its softing point in degrees or in calsius.

S7. Ans.(b)

∴ The time bearing
=28°20’ + 7°30’ = S35° 50’ E

Q8. The best method of interpolation of contours in indirect method of contouring is by
(a) Computation
(b) Interpolation
(c) Imagination
(d) Estimation

S8. Ans.(a)
Sol. Computation is the bet method of interpolation of countors in indirect method of contouring

Q9. The side slope of embankments for a railway track is generally taken as
(a) 1 : 2
(b) 1 : 1
(c) 1.5 : 2
(d) 2 : 1

S9. Ans.(d)
Sol. The side slope of embankments for a railway tracks is usually taken as 2:1.

Q10. A vehicle is travelling at 80 km per hour. Assuming that the driver’s perception time is 1.5 second and the reaction time is 0.5 second, what is the stopping distance on a dry level concrete pavement for which the coefficient of friction between the pavement and the tyre is 0.35?
(a) 116.4 mm
(b) 117.4 mm
(c) 115.4 mm
(d) 116.0mm

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