Irrigation Engineering MCQ Questions & Answers

A) $${{\text{R}}^{\frac{1}{2}}}{{\text{S}}^{\frac{3}{4}}}$$ B) $${{\text{Q}}^{\frac{3}{4}}}{{\text{S}}^{\frac{1}{3}}}$$ C) $${{\text{R}}^{\frac{3}{4}}}{{\text{S}}^{\frac{1}{3}}}$$ D) $${{\text{R}}^{\frac{2}{3}}}{{\text{S}}^{\frac{1}{2}}}$$

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Answer: Option C

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If V₀ is the critical velocity of a channel, its silt transporting power, according to Kennedy is proportional to

A) $${\text{V}}_0^{\frac{1}{2}}$$ B) $${\text{V}}_0^{\frac{3}{2}}$$ C) $${\text{V}}_0^{\frac{5}{2}}$$ D) $${\text{V}}_0^{\frac{7}{2}}$$

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Answer: Option C

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Pick up the correct statement from the following

A) Escapes are essential safety valves in a canal system B) The escapes must lead the surplus water to natural drainages C) The escapes are aligned to take advantage of contours of lower values D) All the above

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Answer: Option D

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The net head under which the turbine reaches its peak efficiency at synchronous speed is called

A) design head B) rated head C) gross head D) operating head

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Answer: Option A

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If water table is comparatively high, the irrigation canal becomes useless, due to

A) Large amount of seepage B) Water logging of the cultivated areas C) Uncertain water demand D) All the above

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Answer: Option D

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In a concrete canal the approximate permissible velocity of water should not exceed

A) 0.5 m/sec B) 1 m/sec C) 1.5 m/sec D) 2 m/sec

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Answer: Option D

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The field capacity of a soil depends upon

A) Capillary tension in soil B) Porosity of soil C) Both (A) and (B) D) Neither (A) nor (B)

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Answer: Option C

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A land is said to be water-logged if its soil pores within

A) A depth of 40 cm are saturated B) A depth of 50 cm are saturated C) Root zone of the crops are saturated D) All the above

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Answer: Option C

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Irrigation Engineering MCQ Questions & Answers | Civil Engineering