clc 
// Given that
l = 1 // length of pendulum in meter
m = 2 // mass of particle in kg
g = 9.8 // acceleration due to gravity in m/sec^2
// Sample Problem 8 on page no. 7.25
printf("\n # PROBLEM 8 # \n")
T = 2 * %pi * sqrt(l / g)
printf("\n Standard formula used \n T = 2 * pi * sqrt(l / g). \n")
printf("\n The time period of pendulum = %f sec.",T)