As given the formula of range is

now for the maximum range


now for half of this maximum range we will have


now from above we have

so two possible values for above is given as

so above two angle we will have half of maximum range
The strong man cant hold a weight on a chain completely straight due to the gravity and the mass of the chain/chair,
<span>Acceleration due to gravity at surface radius = approx 23 (m/s)/s</span>
Answer:
The answer is C. I and II only
Explanation:
Just took the test.
Answer:
Their differences are most likely due to non shared environmental influences