The theoretical field capacity of a planter was 1.2 ha/h when used for planting a test area of 30 acres. The average speed was 4.5 mph and field efficiency was 72%. Calculate: Useful (ideal) time h. La capacidad de campo teórica de una sembradora fue 1.2 ha /h cuando se usó para plantar un área de prueba de 30 acres. La velocidad promedio fue de 4.5 mph y la eficiencia de campo fue del 72%. Calcular: tiempo útil (ideal) a. 10.12 b. 14.06 C. 7.29 d. 61.75

The theoretical field capacity of a planter was 1.2 ha/h when used for planting a test area of 30 acres. The average speed was 4.5 mph and field efficiency was 72%. Calculate: Useful (ideal) time h. La capacidad de campo teórica de una sembradora fue 1.2 ha /h cuando se usó para plantar un área de prueba de 30 acres. La velocidad promedio fue de 4.5 mph y la eficiencia de campo fue del 72%. Calcular: tiempo útil (ideal) a. 10.12 b. 14.06 C. 7.29 d. 61.75

Structural Analysis

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ISBN:9781337630931

Author:KASSIMALI, Aslam.

Publisher:KASSIMALI, Aslam.

Chapter2: Loads On Structures

Section: Chapter Questions

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Question

The theoretical field capacity of a planter was 1.2 ha/h when used for planting a test area of 30 acres. The average
speed was 4.5 mph and field efficiency was 72%. Calculate: Useful (ideal) timeh.
La capacidad de campo teórica de una sembradora fue 1.2 ha /h cuando se usó para plantar un área de prueba de
30 acres. La velocidad promedio fue de 4.5 mph y la eficiencia de campo fue del 72%. Calcular: tiempo útil (ideal)
h.
a. 10.12
b. 14.06
c. 7.29
Od. 61.75
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Q1: The water content at the field capacity is 27.2% by weight and it was 19% by weight for irrigation (wilting point), depth of the root zone is 0.92m and the apparent specific gravity is 1.3. Find: 1. The depth of water required to reach moisture in this soil to its field capacity. 2. The time required to irrigate 12 mishara in discharge equal to 75 €/s and 65% the efficiency of irrigation (Ea).
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An outlet irrigates an area of 20 ha. The discharge (l/s) required at this outlet to meet the evapotranspiration requirement of 20 mm occurring uniformly in 20 days neglecting other field losses is?
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Freq.of irrigation.