** India's Nifty 50 .NSEI down 0.5% and Sensex .BSESN falls 0.6%, set for second consecutive session of losses
** U.S. tariffs on Indian goods double to 50% from Wednesday
** Fourteen of India's 16 major stock market sectors trade lower; broader mid-caps .NIFMDCP100 and small-caps .NIFSMCP100 down 0.5% each
** India's products may lose competitiveness compared to other Asian countries like China and Vietnam as it faces relatively higher U.S. tariffs, says SBI Research
** IT .NIFTYIT down 1.3%, while pharma .NIPHARM down 0.7% despite being exempted from current tariffs on caution over export-linked sectors
** Among stocks, Ola Electric Mobility OLAE.NS jumps 8%-- top Nifty 500 .NIFTY500 gainer-- as its Gen 3 scooters received compliance certification under the government's production-linked incentive scheme
(Reporting by Vivek Kumar M)
((VivekKumar.M@thomsonreuters.com;))