JEE Main 2025 Physics question
Earth has mass 8 times and radius 2 times that of a planet. If the escape velocity from the earth is 11.2 km/s, the escape velocity in km/s from the planet will be :
Answer: (2)
Solution
= (1/2)×11.2 = 5.6 km/s
Earth has mass 8 times and radius 2 times that of a planet. If the escape velocity from the earth is 11.2 km/s, the escape velocity in km/s from the planet will be :
= (1/2)×11.2 = 5.6 km/s