the rapid movement of gas molecules can be explained because gasses have size particles and exert attraction for other gas parti
1 answer:
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Answer:
1777.92 m/s
Explanation:
R = Radius of asteroid = 545 km
M = Mass of planet
g = Acceleration due to gravity = 2.9 m/s²
G = Gravitational constant = 6.67 × 10⁻¹¹ m³/kgs²
Acceleration due to gravity is given by
The expression of escape velocity is given by
The escape speed is 1777.92 m/s
Answer:
a) , b)
Explanation:
a) The potential energy is:
b) Maximum final speed:
The final speed is:
Answer:
Explanation:
Assume both children bodies are point particles. The total moment of inertia about the rotation axis of 2 points particles of mass 16 kg and 25 kg at 1.5 m arm length is
where are the masses of 2 children
are their distance to the center of rotation