If a body is projected at angle of 50° then its escape velocity will be :
A. 11.6 km/s
B. 11.2km/s
C. 12.8 km/s
D. 16.2 km/s.
Answer:B
If a body is projected at angle of 50° then its escape velocity will be :
A. 11.6 km/s B. 11.2km/s C. 12.8 km/s D. 16.2 km/s.