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diff --git a/2774/CH1/EX1.5/Ex1_5.sce b/2774/CH1/EX1.5/Ex1_5.sce
new file mode 100755
index 000000000..e3c092edb
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+++ b/2774/CH1/EX1.5/Ex1_5.sce
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+clc
+// solution
+
+// initialization of variables
+d=10/100 // diameter of cylinder in 'm'
+P=600 // pressure in KPa
+Patm=100 // atmospheric pressure in Kpa
+K=4.8*1000 // spring constant in N/m 
+
+deltax=(P-Patm)*(%pi*1000*d**2)/(4*K) // by balancing forces on piston
+printf("The Compression in spring is %.3f m",deltax)