diff options
Diffstat (limited to '3886/CH6/EX6.5')
| -rw-r--r-- | 3886/CH6/EX6.5/6_5.sce | 13 | ||||
| -rw-r--r-- | 3886/CH6/EX6.5/6_5.txt | 5 |
2 files changed, 18 insertions, 0 deletions
diff --git a/3886/CH6/EX6.5/6_5.sce b/3886/CH6/EX6.5/6_5.sce new file mode 100644 index 000000000..d21562520 --- /dev/null +++ b/3886/CH6/EX6.5/6_5.sce @@ -0,0 +1,13 @@ +//Lifting machine
+VR=30
+W=5000 //N
+P=360 //N
+MA=W/P
+//efficiency
+eta=MA*100/VR //percent
+printf("Since the efficiency eta=%0.2d percent is less than 50 percent,it is a self locking machine",eta)
+//ideal load
+Wi=P*VR //N
+//Frictional resistance
+FR=Wi-W //N
+printf("\nIdeal load=%0.2d N\nFrictional resistance=%0.2d N",Wi,FR)
diff --git a/3886/CH6/EX6.5/6_5.txt b/3886/CH6/EX6.5/6_5.txt new file mode 100644 index 000000000..b26205998 --- /dev/null +++ b/3886/CH6/EX6.5/6_5.txt @@ -0,0 +1,5 @@ +
+--> exec('E:\My program EM\6. Lifting machines\6.5.sce', -1)
+Since the efficiency eta=46 percent is less than 50 percent,it is a self locking machine
+Ideal load=10800 N
+Frictional resistance=5800 N
\ No newline at end of file |