Question

34. (a) Define escape speed of a projectile. Write the formula for escape speed of projectile near
the surface of earth​

Answer 1

Answer:

In physics (specifically, celestial mechanics), escape velocity is the minimum speed needed for a free, non-propelled object to escape from the gravitational influence of a massive body. ... The escape velocity from Earth is about 11.186 km/s (6.951 mi/s; 40,270 km/h; 36,700 ft/s; 25,020 mph; 21,744 kn) at the surface.

Answer 2

Answer:

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