Two objects with masses 1kg and 9kg, and equal momentum. Calculate the ratios of their kinetic energies ________ .
A. 3 : 1
B. 9 : 1
C. 1 : 1
D. 1 : 2
Answer:B
Two objects with masses 1kg and 9kg, and equal momentum. Calculate the ratios of their kinetic energies ________ .
A. 3 : 1 B. 9 : 1 C. 1 : 1 D. 1 : 2