What is half-life? a. Half-life is a term that describes the time it takes for half of a particle to disintegrate c. Half-life i
1 answer:
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Answer:
Speed will be 30810 rpm
Explanation:
We have given diameter of the tire d = 24 inch
So radius
We have given linear velocity v = 35 mph
We know that linear velocity is given by
As we know that 1 mile = 63360 inch and 1 hour = 60 min
Answer: A)
Explanation:
The equation for the moment of inertia of a sphere is:
(1)
Where:
is the moment of inertia of the planet (assumed with the shape of a sphere)
is the mass of the planet
is the radius of the planet
Isolating from (1):
(2)
Solving:
(3)
Finally:
Therefore, the correct option is A.