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Diffstat (limited to '3845/CH21/EX21.4/Ex21_4.sce')
| -rw-r--r-- | 3845/CH21/EX21.4/Ex21_4.sce | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/3845/CH21/EX21.4/Ex21_4.sce b/3845/CH21/EX21.4/Ex21_4.sce new file mode 100644 index 000000000..0e69e173f --- /dev/null +++ b/3845/CH21/EX21.4/Ex21_4.sce @@ -0,0 +1,25 @@ +//Example 21.4
+emf=12;//Emf of battery (V)
+r=0.1;//Internal resistance (ohm)
+R_load=10;//Load resistance (ohm)
+I=emf/(R_load+r);//Current (A)
+V=emf-I*r;//Terminal voltage (V)
+printf('a.Terminal voltage = %0.1f V',V)
+
+R_load=0.5;//Load resistance (ohm)
+I=emf/(R_load+r);//Current (A)
+V=emf-I*r;//Terminal voltage (V)
+printf('\nb.Terminal voltage = %0.1f V',V)
+
+P_load=I^2*R_load;//Power dissipated (W)
+printf('\nc.Power dissipated by the load = %0.2e W',P_load)
+
+r=0.5;//Internal resistance (ohm)
+I=emf/(R_load+r);//Current (A)
+printf('\nd.Current = %0.1f A',I)
+V=emf-I*r;//Terminal voltage (V)
+printf('\n Terminal voltage = %0.2f V',V)
+P_load=I^2*R_load;//Power dissipated (W)
+printf('\n Power dissipated by the load = %0.1f W',P_load)
+//Openstax - College Physics
+//Download for free at http://cnx.org/content/col11406/latest
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