Market data: You mean price, then there are three ways.
1) Trading Terminal: Get a terminal from your broker, you will get live and some one week intraday data from most of them.
2) MCX site: Go to mcx site, you can browse bhavcopy and get price volume data of every single contract.
3) Charting softwares: There are many charting softwares and data feed providers available, list can be browsed in data feed section so check that out.