1. In Gravity dam, the factor of safety against overturning should not be less than _____.

[A] 1.15
[B] 1.5
[C] 1.8
[D] 2

Answer: Option B


2. In reservoir, the volume of water below the minimum pool level is known as _____.

[A] Dead storage
[B] Surcharge storage
[C] Useful storage
[D] Valley storage

Answer: Option A


3. Beaver dam is type of ____.

[A] Earth dam
[B] Buttress dam
[C] Timber dam
[D] Steel dam

Answer: Option C


4. Which of the following is not the mode of failure of a gravity dam?

[A]Overturning failure
[B] Sliding failure
[C] Tension failure
[D] Seepage failure

Answer: Option D


5. A filter is provided at the d/s toe of an earth dam _____.

[A] to prevent the piping action in the dam section
[B] to reduce the seepage through the dam
[C] to reduce the uplift pressure on the dam
[D] to collect and drain out the seepage water

Answer: Option D


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