Jamrani Dam is situated in which of the following districts ?

The correct answer is (a) Pithoragarh.

Jamrani Dam is a masonry dam on the Kali River in the Pithoragarh district of Uttarakhand, India. It is located about 100 km from Pithoragarh town and 20 km from the Indo-Nepal border. The dam was constructed in 1982 for the purpose of irrigation and hydroelectric power generation. It has a storage capacity of 10.5 million cubic meters and a power generation capacity of 1.25 MW.

The other options are incorrect because:

• Dehradun is the capital of Uttarakhand and is located in the Garhwal region of the state.
• Udhamsingh Nagar is a district in the Kumaon region of Uttarakhand.
• Nainital is a city and a district in the Kumaon region of Uttarakhand.