The correct answer is (b). The Tilaiya Dam is located on the Damodar River, not the Konar River.
The Sardar Sarovar Dam is located on the Narmada River in Gujarat, India. It is the largest dam in India and the second-largest dam in the world by volume of concrete. The dam was built for the purposes of irrigation, flood control, and hydroelectric power generation.
The Tilaiya Dam is located on the Damodar River in Jharkhand, India. It is a multipurpose dam that was built for the purposes of irrigation, flood control, and hydroelectric power generation.
The Gandhi Sagar Dam is located on the Chambal River in Madhya Pradesh, India. It is a multipurpose dam that was built for the purposes of irrigation, flood control, and hydroelectric power generation.
The Nagarjuna Sagar Dam is located on the Krishna River in Andhra Pradesh, India. It is a multipurpose dam that was built for the purposes of irrigation, flood control, and hydroelectric power generation.