khapad baba, for Master's Degree in Enginieering or in any other field, most of the US univerisities provide assistanceship, either TA or RA. The amount of assistanceship varies with universities. And in most of the universities, tuition fee and health insurance charge is fully waived for assistant. So including the tuition waiver, the amount ranges from $20,000 to $40,000 per 9 month or per year. As far as scholarship is concerned, it depend on your academic background and the type of scholarship.