A person moves along a circular path by a distance equal to half the circumference in a given time. The ratio of his average speed to his average velocity is ;

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Q: 99 (CAPF/2009)
A person moves along a circular path by a distance equal to half the circumference in a given time. The ratio of his average speed to his average velocity is ;

question_subject: 

Science

question_exam: 

CAPF

stats: 

0,3,5,2,1,2,3

keywords: 

{'average velocity': [0, 0, 2, 2], 'average speed': [0, 2, 4, 2], 'circular path': [0, 0, 1, 2], 'ratio': [1, 0, 1, 12], 'circumference': [0, 0, 4, 0], 'distance': [0, 3, 3, 3]}