Question
Physics Question on Work and Kinetic Energy
The kinetic energies of a planet in an elliptical orbit about the Sun, at positions A, B and C are KA , KB and KC , respectively. AC is the major axis and SB is perpendicular to AC at the position of the Sun S as shown in the figure. Then
A
KA<KB<KC
B
KB<KA<KC
C
KA>KB>KC
D
KB>KA>KC
Answer
KA>KB>KC
Explanation
Solution
The correct option is (C): KA>KB>KC