Solution Found!
The Earth's rate of rotation is constantly decreasing,
Chapter 10, Problem 23P(choose chapter or problem)
Problem 23P
The Earth's rate of rotation is constantly decreasing, causing the day to increase in duration. In the year 2006 the Earth took about 0.840 s longer to complete 365 revolutions than it did in the year 1906. What was the average angular acceleration of the Earth during this time? Give your answer in rad/s.
Questions & Answers
QUESTION:
Problem 23P
The Earth's rate of rotation is constantly decreasing, causing the day to increase in duration. In the year 2006 the Earth took about 0.840 s longer to complete 365 revolutions than it did in the year 1906. What was the average angular acceleration of the Earth during this time? Give your answer in rad/s.
ANSWER:
Step 1 of 5
The angular speed of earth at time is given by,
Implies, the angular acceleration of earth,
..................(1)
Where, is the initial angular speed.
is the final angular speed.