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In signal design as per Indian Roads Congress specifications, if the sum of the ratios of normal flows to saturation flow of two directional traffic flow is 0.50 and the total lost time per cycle is 10 seconds, the optimum cycle length in seconds is
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- 100
- 80
- 60
- 40
- 100
Correct Option: D
| Optimum cycle length = | ||
| 1 - 4 |
| = | = 40 s | |
| 1 - 0.5 |
