Q. Which city in Jharkhand is known as the Coal City?
Answer: Dhanbad
Notes: Dhanbad is located in Jharkhand and is known as the Coal City. It contains the Jharia coalfield, one of India's largest coal reserves. The city has over 100 coal mines producing millions of tonnes annually. Dhanbad is a major contributor to India's coal supply, supporting many thermal power plants. Its coal mining industry dates back to the 18th and 19th centuries. The city is recognized as the coal capital of India due to its extensive coal production and mining activities.