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Diffstat (limited to '3825/CH1/EX1.1/Ex1_1.sce')
| -rw-r--r-- | 3825/CH1/EX1.1/Ex1_1.sce | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/3825/CH1/EX1.1/Ex1_1.sce b/3825/CH1/EX1.1/Ex1_1.sce new file mode 100644 index 000000000..b5eed1925 --- /dev/null +++ b/3825/CH1/EX1.1/Ex1_1.sce @@ -0,0 +1,15 @@ +clc
+D=50 //diameter of bell jar in cms
+Pin=25 //pressure inside bell jar after evacuation with vaccum pump in pascals
+Pat=101325 //atmospheric pressure in Pascals
+P=Pat-Pin //net pressure acting on bell jar in Pascals
+mprintf('Net pressure acting is%iPa\n',P)
+A=%pi*(D/100)*(D/100)/4 //area of flat plate on which bell jar is resting in metre square with D converted to metres
+F=P*A//net force acting on flat plate in Newton
+mprintf('Minimum force required to lift the bell jar off the plate is%fkN',F/1000)//ans may vary due to roundoff error with F converted into kilo newtons
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