The rectangular lamina with breadth = 60 mm, depth = 30 mm. The Ixx value is %3D %3D mm4 Select one: 180 x 103 O 135 x 103 45 x 103 O 540 x 103

We have a rectangular piece. We wish to manufacture a parallel slot along thepiece in a vertical milling machine and 50 cm from the edge. The width of the slot is 40 mm. TheDepth of the slot is 25 mm. For this, several rough cutting steps and aFine cut with a depth of 0.20 mm. The depth for each of the steps ofrough cut is limited to 1.75 mmAditional information:What is the number of blades used for the rough cutting steps?What is the number of blades used for the fine cutting step?

Scissors are like a double-lever system. Which of the simple machines is most analogous to scissors?

DESCRIPTIVE GEOMETRY