railway RRB JE (CBT I + CBT II) Mock Test 2024 Railway Engineering

Safe Speed (V) on the BG, MG or transition curve can be calculated by empirical formulae suggested by Martin

1
\(2 \pi \sqrt{(R-70)}\)
2
\(\pi \sqrt{(R-70)}\)
3
\(4.4 \sqrt{(R-70)}\)
4
\(4.4 \sqrt{(70-R)}\)
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