Q13. | Maximum rainfall depth of 10 cm occurring in 6h at Delhi is found to have a recurrence interval of 100 years. The probability of a 6h rain of magnitude equal to or greater than 10 cm, occurring in the next year,is : |
Q14. | DAD analysis for a catchment would indicate that : |
Q15. | How many additional gauges are required in a catchment, if the error allowed in estimation of mean rainfall is to be reduced by half than the present one ? |
Q16. | The average annual over the whole of India is estimated as : |
Q17. | The probable maximum precipitation at a basin or a station is : |
Q18. | If absolutely no error is allowed in the measurement of mean rainfall in a catchment, then optimum number of rain gauge stations required, would be : |