Q. Which of the following is the correct revised formula for the calculation of speed at transitioned curves?

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Q. Check rails help only in the reduction of lateral wear on the outer rail.

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Q. What is the minimum clearance prescribed for check rails for BG?

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Q. Where are check rails provided on a track?

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Q. Which is the formula for railexcess length which the inner rail gains over outer?

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Q. What should be the maximum station to station variation of versine on curves where speed in excess of 100 kmph are permitted?

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Q. According to cumulative frequency diagrams when should the realignment take place?

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Q. Which of the following is not a major reason for the distortion of alignment of curve?

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Q. Which of the following is the correct formula for finding the length of vertical curve for achieving maximum permissible speed?

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Q. What should be the maximum rate of change of gradient in case of Summit curve?

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Q. Which of the following decides the length of Vertical curve?

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Q. What is formed when 2 different gradients meet?

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Q. Which of the following clearances will not be taken into consideration for adjacent and curved Tracks?

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Q. Which of the following gives the extra clearance outside the curve?

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Q. What is the value of the extra clearance on inside of the curve due to sway of vehicles?

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Q. What is the formula for calculating the extra clearance required for leaning?

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Q. The extra clearance required at centre of the vehicle which projects towards the inside of the curve is called _________

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Q. Why is the effect of curvature taken into consideration for providing extra clearance on curves?

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Q. In case of high speed A and B routes minimum length of 30m should be kept between the 2 curves constituting a reverse curve.

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Q. Which curve is formed by the combination of 2 circular curves with opposite curvatures?

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