What is the tangential speed of Nairobi, Kenya, a city near the equator? The earth makes one revolution every 23.93 h and has an equatorial radius of 6380 km.
A)74.0 m/s
B)116 m/s
C)148 m/s
D)232 m/s
E)465 m/s

Question

Quizplus · Accepted Answer

The tangential speed (v) at the equator can be calculated using the formula v = 2πr/T, where r is the Earth's equatorial radius (6380 km) and T is the period of rotation (23.93 hours converted to seconds). This calculation gives approximately 465 m/s.

What Is the Tangential Speed of Nairobi, Kenya, a City