91) Dicken’s formula for high flood discharge is useful for catchments in

• (a) Southern India
• (b) Northern India
• (c) Eastern India
• (d) Western India

92) In order to estimate the high flood discharge in fanshaped catchment, the formula used is

• (a) Dicken’s formula
• (b) Ryve’s formula
• (c) Inglis formula
• (d) Fanning’s formula

93) The estimation of flood can be made

• (a) by physical indication of past floods
• (b) by flood discharge formulae
• (c) by unit hydrograph
• (d) all of the above

94) Which of the following method is useful for obtaining values of flood discharges for a high recurrence interval ?

• (a) California method
• (b) Hazen’s method
• (c) Gumbel’s method
• (d) all of these

95) A graph showing variations of discharge with time, at a particular point of a stream is known as

• (a) mass inflow curve
• (b) logistic curve
• (c) hydrograph
• (d) none of these