Barragens Quiz

What are dams?

• Dams are structures built to retain water in reservoirs.

• Dams are structures built to store food in reservoirs.

• Dams are structures built to release water in reservoirs.

• Dams are structures built to trap wind in reservoirs.

Quais são as partes constituintes de uma barragem?

• metal, vidro, plástico, papel

• grama, flores, árvores, arbustos

• enrocamento, concreto, drenagem, sistema de descarga, vertedouro, eclusa, tomada d'água e barramento

• areia, pedras, cimento, madeira

What is the National Dam Safety Plan in Brazil?

• It is a plan to deactivate all existing dams in the country

• It is a project to privatize the dams and transfer the responsibility to private companies

• It is a set of measures and actions coordinated by the Federal Government to ensure the safety of existing dams in the country.

• It is a program to encourage the construction of dams without concern for safety

What are the characteristics of earth-type dams?

• Built with natural materials and used to retain water in reservoirs.

• Built with natural materials and used to retain air in reservoirs.

• Built with natural materials and used to retain waste in reservoirs.

• Built with artificial materials and used to retain water in reservoirs.

What are the characteristics of concrete dams?

• Inability to withstand high loads

• High permeability and construction difficulty

• High strength, durability, low permeability, ease of construction and maintenance, ability to withstand large loads

• Low strength and durability

What are the characteristics of rockfill dams?

• Wood and plastic

• Iron and glass

• Blocks of rock or concrete and impermeable core.

• Bricks and mortar

What are the characteristics of tailings dam?

• Low water volume, no need for monitoring

• Use of tailings materials, large water volume, constant monitoring required

• Use of recyclable materials, small water volume, occasional monitoring

• High-quality materials, low cost, no need for monitoring

What is the function of the crest of a dam?

• Prevent ice formation on the water surface

• Safely channel water flow

• Increase water speed

• Regulate reservoir temperature

Por que a inspeção regular de barragens é importante?

• A inspeção regular de barragens é importante para garantir a segurança das estruturas e prevenir desastres.

• A inspeção regular de barragens é importante para promover a erosão do solo

• A inspeção regular de barragens é importante para atrair turistas

• A inspeção regular de barragens é importante para aumentar a poluição da água

Qual é a importância da drenagem em uma represa?

• Evitar a formação de gelo na superfície da água

• Manter a umidade do solo ao redor da represa

• Regular o fluxo de água e evitar pressão excessiva no barramento

• Promover a erosão do solo