The type of transition curves generally provided on hill roads, is (A) Circular (B) Cubic parabola (C) Lemniscate (D) Spiral

The type of transition curves generally provided on hill roads, is
(A) Circular
(B) Cubic parabola
(C) Lemniscate
(D) Spiral
by

1 Answer

Answer :

Answer: Option D
by

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An ideal transition curve is (A) Cubic parabola (B) Cubic spiral (C) Clothoid spiral(D) True spiral

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Setting out of Lemniscate transition curves, is done with (A) Perpendicular offsets (B) Radial offsets (C) Deflection angles (D) Polar deflection angles

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If a Lemniscate curve of transition throughout is introduced to connect two parallel roads, the maximum polar angle of the curve, is (A) 10° (B) 15° (C) 20° (D) 30°

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The standard equation of a cubical spiral transition curve provided on roads, is (A) y = l²/6RL (B) y = x3 /6RL (C) y = x2 /6RL (D) y = x/6RL

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Hill roads are (A) Provided camber along spur curves (B) Provided camber along valley curves (C) Seldom provided a camber (D) None of these

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The standard equation of a cubic parabolic transition curve provided on roads, is (A) y = x3 /6 RL (B) y = x/6 RL (C) y = l²/6 RL (D) y = l3 /6 RL

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The minimum ratio of the radii of two circular curves of a compound curve, is kept (A) 1.25 (B) 1.5 (C) 1.75 (D) 2.0

Description : The minimum ratio of the radii of two circular curves of a compound curve, is kept (A) 1.25 (B) 1.5 (C) 1.75 (D) 2.0

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The correct formula for calculating super-elevation for the hill roads, is (A) e = V²/254 R (B) e = V²/225 R (C) e = V²/278 R (D) e = V²/114 R

Description : The correct formula for calculating super-elevation for the hill roads, is (A) e = V²/254 R (B) e = V²/225 R (C) e = V²/278 R (D) e = V²/114 R

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Maximum super-elevation on hill roads should not exceed (A) 5 % (B) 7 % (C) 8 % (D) 10 %

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The minimum design speed for hairpin bends in hill roads is taken as (A) 20 kmph (B) 30 kmph (C) 40 kmph (D) 50 kmph

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Last Answer : Answer: Option B