A. Manual Centripetal Force DATA TABLE 1 Trial 3 24 22.8 Trial 1 Trial 2 Number of Revolutions Total time ( s ) Time/revolution ( ) 24 24 22.5 22.5 Mass of bob 0.454 kg Radius of circular path 0.215 m Average speed of bob (v) _ Computed value of centripetal force Direct measurement of centripetal force 4.45 N Percent difference

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Chapter1: Units, Trigonometry. And Vectors
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Centripetal Force
A. Manual Centripetal Force
DATA TABLE 1
Trial 1
Trial 2
Trial 3
|Number of Revolutions
Total time ( s)
Time/revolution (
24
24
24
22.5
22.5
22.8
Mass of bob
0.454 kg
Radius of circular path 0.215 m
Average speed of bob (v).
Computed value of
centripetal force
Direct measurement of
centripetal force
4.45 N
Percent difference
DATA TABLE 2
Trial 1
Trial 2
Trial 3
24
|Number of Revolutions
Total time ( s )
24
24
23.8
24.1
23.8
Time/revolution (
Mass of bob
0.554 kg
Radius of circular path 0.215 m
Average speed of bob (v)
Computed value of
centripetal force
Direct measurement of
centripetal force
4.45 N
Percent difference
DATA TABLE 3
Trial 1
Trial 2
Trial 3
Number of Revolutions
Total time (s)
Time/revolution (
24
23.8
24
24.1
24
23.8
Mass of bob
0.454 kg
Radius of circular path 0.160 m
Average speed of bob (v)
Computed value of
centripetal force
Direct measurement of
centripetal force
2.23 N
Percent difference
Transcribed Image Text:Centripetal Force A. Manual Centripetal Force DATA TABLE 1 Trial 1 Trial 2 Trial 3 |Number of Revolutions Total time ( s) Time/revolution ( 24 24 24 22.5 22.5 22.8 Mass of bob 0.454 kg Radius of circular path 0.215 m Average speed of bob (v). Computed value of centripetal force Direct measurement of centripetal force 4.45 N Percent difference DATA TABLE 2 Trial 1 Trial 2 Trial 3 24 |Number of Revolutions Total time ( s ) 24 24 23.8 24.1 23.8 Time/revolution ( Mass of bob 0.554 kg Radius of circular path 0.215 m Average speed of bob (v) Computed value of centripetal force Direct measurement of centripetal force 4.45 N Percent difference DATA TABLE 3 Trial 1 Trial 2 Trial 3 Number of Revolutions Total time (s) Time/revolution ( 24 23.8 24 24.1 24 23.8 Mass of bob 0.454 kg Radius of circular path 0.160 m Average speed of bob (v) Computed value of centripetal force Direct measurement of centripetal force 2.23 N Percent difference
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