Pendulum Motion and Gravity Calculations

The video tutorial explains the mathematical pendulum experiment aimed at determining the acceleration due to gravity. It covers the setup, equipment, and procedure for conducting the experiment, including measuring oscillations and adjusting the pendulum length. The tutorial also details data analysis, graphing t² against length, and calculating gravity using the slope of the graph. Finally, it discusses the relationship between oscillation period, length, and time, concluding with a summary of findings.

What is the primary aim of the mathematical pendulum experiment?

• To find the mass of the pendulum

• To determine the acceleration due to gravity

• To measure the length of a pendulum

• To calculate the speed of light

Which of the following is NOT part of the experimental setup?

• Thermometer

• Stopwatch

• Thread

• Pendulum bulb

What is the initial step in setting up the experiment?

• Plotting the graph

• Hanging the pendulum bulb

• Measuring the time period

• Calculating the slope

What is the role of the stopwatch in the experiment?

• To calculate the mass

• To find the slope

• To time the oscillations

• To measure the length

What is the purpose of the meter rule in the experiment?

• To measure the time

• To calculate the slope

• To find the mass

• To measure the length of the pendulum

At what initial length is the pendulum set during the experiment?

• 70 cm

• 60 cm

• 80 cm

• 50 cm

How many oscillations are measured for each length setting?

• 20 oscillations

• 10 oscillations

• 25 oscillations

• 15 oscillations

By how much is the pendulum length decreased in each step?

• 5 cm

• 3 cm

• 2 cm

• 4 cm

What is the purpose of measuring T1 and T2?

• To find the average time for oscillations

• To determine the mass of the pendulum

• To measure the length of the pendulum

• To calculate the speed of the pendulum

What is the purpose of decreasing the pendulum length by 5 cm?

• To adjust the stopwatch

• To find the mass of the pendulum

• To measure different lengths

• To increase the oscillation time