nxt-g – data collection and analysis pendulum motion
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NXT-G – Data Collection and AnalysisPendulum Motion
2
Data Logging
Pendulum Data Logging Program
Application• Measuring period of a pendulum
common exercise for students
• Period = 2π √(L/g)
84 ½ inches 12 ½ inches
Pendulum Data
84 ½ inches
Ultrasonic sensor
Pendulum Data
84 ½ inches
Ultrasonic sensor
Pendulum Data
84 ½ inches
Light sensor
Pendulum Data
84 ½ inches
Light sensor
Pendulum Data
84 ½ inches
Acceleration sensor
Pendulum Data
84 ½ inches
Acceleration sensor
Pendulum Relationships
Pendulum Relationships
Maximum Negative Acceleration
Maximum Light
Minimum Ultrasonic Range
12
Math Excursion
Pendulum Program
Lower the sample Frequency to
Something near thePendulum period.
NXT-G – Data Collection and AnalysisPendulum Motion
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