TECH EDUCATION PK

Special English (A Voyage) Textbook Chapter Wise Important Questions  (Fiction and Drama) Chapter 1 Invocation (Translated from Atharva Veda) Chapter 2 The Diamond Necklace (G.D. Maupassant) Chapter 3 Goodbye Party for Miss Pushpa T.S. (By Nissim Ezekiel) Chapter 4 Dream-Children: A Reverie (Charles Lamb) Chapter 5 Our Casuarina Tree (Toru Dutt) Chapter 6 If the Well Goes Dry (Albert Gore) Chapter 7 A Prayer for My Daughter (William Butler Yeats) Chapter 8 The Beggar (Anton Chekhov) Chapter 9 After Apple-Picking (Robert Frost) Chapter 10 On Umbrella Morals (A.G. Gardiner) Chapter 11 My Father Travels (Dilip Chitre) Chapter 12 Youth and the Tasks Ahead (Dr. Karan Singh) Chapter 13 On His Being Arrived at the Age of Twenty-three (John Milton) Chapter 14 Albert-Einstein at School (Patrick Pringle) Chapter 15 To Autumn (John Keats) Chapter 16 Netaji Subhash Chandra Bose (Col. G.S. Dhillon) Chapter 17 The La...

 Crystalline substance can we described the types of particles in them and the types of chemical bonding that takes place between the particles these are four types of crystal

Types of materials 1. Metal     * Ferrous    * Non - Ferrous 2. Non - metal 3. Ceramics 4. Composites 5. Semi - conductors 6. Bio materials

Types of Patterns The various kinds of patterns that we use in casting process are 1) Single piece pattern 2) Two piece pattern 3) Gated pattern 4) Multi piece pattern 5) Match plate pattern 6) Skeleton pattern 7) Sweep pattern 8) Lose piece pattern 9) Follow board pattern 10) Cope and drag pattern 11) Segmental pattern and 12) Shell pattern 1) Solid or Single Piece Pattern Single piece pattern is the cheapest pattern among all other types of pattern. This pattern generally used in simple processes. It is applied in small scale production. It is often used for the generation of large castings such as stuffing box of steam engine and for creating simple shapes, flat surfaces like simple rectangular blocks. The important characteristic of this pattern is that there is no need of joint in the mold area. In this pattern one surface is considered as flat portion. This flat surface is used for parting plane. Sand tools are used to cut the sand which ultimately make gating system. The molding...

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