Chandi ka bhav, also known as silver rate, is a market price for silver. According to the provided evidence, the silver rate has extended its losses on the Multi Commodity Exchange (MCX) and has fallen over Rs 7500. The evidence does not provide detailed information on how chandi ka bhav works, but it does mention that the silver rate varies across different cities in India. The evidence specifically mentions city-wise rates in Delhi, Mumbai, and Chennai, but it does not provide a comprehensive explanation of the market dynamics or the factors that influence the silver rate. The evidence only provides a snapshot of the current silver rate and does not offer any insights into the underlying mechanisms that drive the market.