MCQs on Types of dams

A solid barrier constructed at a suitable location across a river valley to impound water is called__________

• Reservoir

• Dam

• Bridge

• Retaining wall

Which among the following is not an objective for the construction of the dam?

• To make sure rains occur periodically

• Generation of hydropower energy

• Providing water supply for domestic and industrial purposes

• Providing irrigational facilities

Which is the longest dam in India?

• Bhakra Dam

• Nagarjun sagar Dam

• Hirakud Dam

• Tehri Dam

Which is the tallest dam in India?

• Hirakud dam

• Bhakra dam

• Tehri dam

• Nagarjun sagar dam

Which type of dam usually has a triangular profile and can resist the forces by its own weight?

• Arch dam

• Gravity dam

• Embankment dam

• Buttress dam

What is very critical about gravity dams?

• Strength of the concrete used

• Strength of the masonry used

• Strength of the rock foundation

• The type of water stored in the reservoir

Type of dam where the forces acting on the dam are transmitted onto the abutment rocks is

• Embankment dam

• Gravity dam

• Rockfill dam

• Arch dam

Which type of dam cannot be constructed even on the rock foundations which are not sufficiently strong enough?

• Gravity dam

• Arch dam

• Buttress dam

• Embankment dam

Pick the wrong statement about arch dams.

• Arch dams are quite thin walled compared to gravity dams

• Arch dams are heavier compared to other types

• Arch dams offer many advantages over other dams

• Arch dams are lighter in weight compared to other types

Arch dams are best suitable for which site?

• Flat lands

• Plateaus

• Very wide valleys

• Narrow valleys