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+// Example 2_4
+clc;funcprot(0);
+// Given data
+m_pendulum=5.0;// The mass of the pendulum in kg
+m_projectile=0.01;// The mass of the projectile in kg
+g=9.81;// The acceleration due to gravity in m/s^2
+R=1.5;// The length of the pendulum support cable in m
+theta=15;// degree
+
+// Solution
+V_projectile=(1+(m_pendulum/m_projectile))*(2*g*R*[1-cosd(theta)])^(1/2);// The muzzle velocity in m/s
+printf('\nThe muzzle velocity,V_projectile=%1.0e m/s',V_projectile);