Look at the image of a dharma wheel. What main idea of Hinduism does it symbolize?

The image of a dharma wheel mainly symbolizes the concept of Dharma in Hinduism. Dharma refers to the ethical and moral duties, righteousness, and the ultimate cosmic law governing the universe. The wheel's circular shape represents the cycle of birth, life, and death, and it also represents the endless cycle of reincarnation in Hinduism. The wheel's various spokes symbolize different paths and forms of Dharma that individuals can follow to achieve spiritual liberation or moksha.