Cambridge IGCSE Physics practice
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At a glance
4
Paper
1
Marks
Topic
The Earth
Exam-style question
Calculating average orbital speed
Description
An object is in a circular orbit with an average radius of 15 m and completes one orbit in 10 seconds.
State the formula for average orbital speed.
Aim for approximately 1 distinct marking point.
0 of 1 part answered
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Flashcard 1 of 6
Question 1 of 5
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Description
A satellite orbits Earth with a radius of 7000 km and takes 90 minutes to complete one orbit. Calculate its average orbital speed.
Define average orbital speed.
Aim for approximately 2 distinct marking points.
State the average orbital speed of the satellite in m/s.
Aim for approximately 3 distinct marking points.