Name the scientific Advisor to the Defence Minister and DRDO's DG (Missiles & Strategic Systems) who has won the first IEI-IEEE Award for Engineering Excellence - 2015 in recognition of his significant national contributions towards missiles and aerospace technologies.
On 29 September 2017, SEBI allowed Sovereign wealth fund and other long term Foreign Portfolio Investors (FPIs) to buy corporate debt up to ______ in infrastructure sector.