The torque expression of a current carrying conductor is

• A. T = BIA cos ‚âà√≠‚Äö√†√®
• B. T = BA cos ‚âà√≠‚Äö√†√®
• C. T = BIA sin ‚âà√≠‚Äö√†√®
• D. T = BA sin ‚âà√≠‚Äö√†√®