Q. What should be done if maximum permissible speed is less than maximum sectional speed?

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Q. Which of the following occurs when train travels at a speed greater than equilibrium speed on a curve?

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Q. Which of the following is the correct formula for equilibrium superelevation in millimetres?

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Q. The superelevation that is to be provided on a curve depends only on the maximum speed of the fastest train.

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Q. A per the prescribed value, what should be the maximum value of cant excess on Broad gauge?

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Q. Which formula was used earlier for the calculation of Safe speed on curves?

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Q. Calculate the super elevation for a 2° curve for equilibrium speed of 80 kmph.

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Q. On which portion of the track is a Transition curve provided?

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Q. Which of the following is wrong about Transition curves?

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Q. What is the correct formula of shift?

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Q. Which of the following is not correct in case of an S-shaped transition curve?

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Q. How is a compound curve formed?

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Q. Length of transition curve connecting two circular curves can be calculated by L=0.008(Cₐ₁-Cₐ₂)xV.

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

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

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

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

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