Explanation:
time period= 1/frequency.
= 1/50 = 0.02 second.
hope this helps you.
Answer:
The minimum launch speed is 13366.40 m/s.
Explanation:
Given that,
Mass of planet 
Radius 
Height = 6R
We need to calculate the speed
Using relation between gravitational force and total energy




Put the value into the formula


Hence, The minimum launch speed is 13366.40 m/s.
Please elaborate more on your question so I can help you