500 Best Highway Engineering MCQ
Q81). In India, a curve is expressed in terms of angle in degrees subtended to the centre by an arc of ……….. radius
a).25 m
b).30 m
c).45 m
d).60 m
Correct Answer:
30 m
Explanation:
Q82). A transition curve can not be a
a).True spiral
b).Cubic spiral
c).Compound curve
d).Cubic parabola
Correct Answer:
Compound curve
Explanation:
Q83). The shape of a vertical curve is
a).Parabolic
b).Spiral
c).Elliptical
d).Any one of these
Correct Answer:
Parabolic
Explanation:
Q84). The rate of change of radial acceleration governs the
a).Length of a transition curve
b).Extra width of pavement on the curve
c).Length of the tangent of a simple circular curve
d).All of the above
Correct Answer:
Length of a transition curve
Explanation:
Q85). In case of a cubic spiral, the polar deflection angle may be assumed equal to
a).ɸ/2
b).ɸ/3
c).ɸ/4
d).ɸ/5
Correct Answer:
ɸ/3
Explanation:
Q86). The type of transition curve recommended by the IRC is
a).Cubic parabola
b).Cubic spiral
c).Lamniscate
d).None of these
Correct Answer:
Cubic spiral
Explanation:
Q87). Which of the following is not a transition curve?
a).Compound curve
b).Cubic spiral
c).Cubic parabola
d).True spiral
Correct Answer:
Compound curve
Explanation:
Q88). Which of the following statement is wrong?
a).A summit curve is provided where a positive grade meets a negative grade
b).A circular curve may be a reverse curve
c).A transition curve tends to counteract the swaying outwards of a vehicle
d).None of the above
Correct Answer:
None of the above
Explanation: