Question

What vector must be added to the two vectors i- 2j + 2k and 2i+j-k that the resultant may be a unit vector along y axis

Answer 1

Answer:

Researchers at the Izatnagar-based Indian Veterinary Research Institute (ICAR-IVRI) — a constituent institute of the Indian Council of Agricultural Research — have developed a more efficient and cost-effective vaccine against classical swine fever, a disease associated with heavy mortality and morbidity in pigs.