General Awareness is a major section for all the Bank Exams in India. In this section there are questions based on topics that are related to the current affairs or some are based on the static topics. The questions asked in the Bank Exams are based on areas like history of Politics, Geography, Sports and many more. One of the most important topics that are asked in the G.A section is the knowledge about Dams.
Candidates can get more update on other Government exams by checking the linked article.
First, we should have a clear understanding of a dam. A dam is a barrier that stops the flow of water and results in the creation of a reservoir. Dams are mainly built in order to produce electricity by using water. This form of electricity is known as hydroelectricity. There are many dams in India and hence there is a need to know about them as there are questions based on the dams of India. The Bank Exams like IBPS or SBI contains questions from this section.
Dams have always been a great help for utilizing the natural resources in a productive way.
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Major Dams in India
The major dams in India have helped the inhabitants in a number of ways like:
- Providing adequate water for domestic, industry and irrigation purposes.
- Hydroelectric power production and river navigation.
- These major dams in India and their reservoirs provide recreation areas for fishing and boating.
- They have helped in the reduction of floods.
Highlights on some important Dams in India:
|Dams in India|
|Highest Dam in India||Tehri Dam(Uttarakhand)||Height: 260 meters
Length: 575 meters
River: Bhagirathi River
Year of completion:2006 (1st phase)
|Longest Dam in India||Hirakud Dam (Odisha)||Total Length: 25.79 km (16.03 mi)
Length of Main Dam:4.8 km (3.0 mi)
Year of completion:1953
|Oldest Dam in India||Kallanai Dam(Tamil Nadu)||River: Kaveri
Location: Tamil Nadu
Year of completion: 100 BC –100 AD
The list of some major dams in India have been given below:
|List Of Major Dams in India||State||River|
|Bhavani Sagar dam||Tamil Nadu||Bhavani|
|Rihand Dam||Uttar Pradesh||Rihand|
|Mettur Dam||Tamil Nadu||Kaveri|
|Indira Sagar Dam||Madhya Pradesh||Narmada|
|Sardar Sarovar Dam||Gujarat||Narmada|
|NagarjunaSagar Dam||Andhra Pradesh||Krishna|
|Bhakra Nangal Dam||Punjab||Sutlej|
The details on a few of the Largest Dams in India have been given below:
The Tehri Dam is located in the state of Uttarakhand. It is the highest Dam in India with a height of 216 metres. It is also listed in the top ten highest dams in the world. This Dam is situated on the river Bhagirathi.
- Height of the Dam- 260 m
- Length of the Dam- 575 m
- Type of Dam- Rock fill
- The reservoir capacity- 21,00,000 acre feet
- Capacity that is installed- 1000 Megawatt
Bhakra Nangal Dam
The Bhakra Nangal Dam is located in the state of Himachal Pradesh and Punjab. It is the largest dam in India having a height of 225 metres and also in the second position in the largest dams in all over Asia. It is situated on the river Sutlej.
- Height of the Dam- 226 m
- Length of the Dam- 520m
- Type of Dam- Concrete Gravity
- The reservoir capacity- 75,01,775 acre feet
- Capacity that is installed- 1325 Megawatt
The Hirakud Dam is located in the state of Orissa. It is the longest dam in India with a length of 26 kms. It is also in the list of the longest dams in the world. The Hirakud Dam is situated on the river Mahanadi.
- Height of the Dam- 96 m
- Length of the Dam- 8km
- Type of Dam- Composite Dam
- The reservoir capacity- 47,79,965 acre feet
- Capacity that is installed- 5 Megawatt
Nagarjuna Sagar Dam
The Nagarjuna Sagar Dam is located in the state of Andhra Pradesh. It is India’s largest Masonry Dams built till date. It is the largest manmade lake in the world. It has 26 gates and is 1.6 kms in length. It is situated on the river Krishna.
- Height of the Dam- 124m
- Length of the Dam- 1450m
- Type of Dam- Masonry Dam
- The reservoir capacity- 93,71,845 acre feet
- Capacity that is installed- 816 Megawatt
Sardar Sarovar Dam
The Sardar Sarovar Dam is located in the state of Gujarat. It is the largest dam in the Narmada Valley Project. This Dam is to benefit the other neighbouring states of Madhya Pradesh, Rajasthan and Maharashtra. It is situated on the river Narmada River.
- Height of the Dam- 163m
- Length of the Dam- 1210m
- Type of Dam- Gravity Dam
- The reservoir capacity- 77,01,775 acre feet
- Capacity that is installed- 1450 Megawatt
These are some largest dams in India. There are more dams in India but questions that are asked in the Bank Exams’ General Awareness section is based on these dams only.