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Consider the following measuring structures:
1. Submerged broadcrested weir
2. Free broadcrested weir
3. Free sharpcrested weir
4. Free ogee spillway
The correct sequence of the increasing order of the discharge coefficient of these structures is
Match ListI with Listll and,select the correct answer using the codes given below the lists:
ListI
A. Rehbock formula
B. Francis formula
C. A special trapezoidal weir
D. Linear proportional weir
ListlI
1. Sutroweir
2. Rectangular suppressed weir
3. Rectangular sidecontracted weir
4. Cippolietti weir
The head over a V notch at the end of a channel is 75 cm. If an error of 0.15 cm is possible in the measurement of head, the percentage error. in computing the discharge will be
A hemispherical tank of radius R has an orifice of cross  sectional area ‘a’ at its bottom and is full of liquid. The time required to empty the tank completely is
A triangular notch is a more accurate measuring device than a rectangular notch
The head over a 90° V notch weir is increased from 0.15 m to 0.30 m. The ratio of new discharge to the original discharge will be
The discharge through a Cipolletti weir is given by where symbols have their, usual meanings.
28 docs280 tests

28 docs280 tests
