Santhanam Demo Page Welcome to your Santhanam Demo Page 1. [Subjects,Jamil] 1. (MCQ Questions) Which of the following is the de Broglie’s equation (λ = wavelength, v = velocity, m = mass, h = Planck’s constant)? λ = h/mv λ = h/m λ = h/v λ = mv/h Hint 2. [Subjects] 3. (Drop Down) What is the resistivity of silver (in Ohm-m) at room temperature? Please select your answer 1.59 × 10-2 1.59 × 10-3 1.59 × 10-5 1.59 × 10-9 3. [Subjects] 4. (DATE) What is the resistivity of iron (in Ohm-m) at room temperature? 4. [Subjects] 5. (Number) What is the resistivity of bismuth (in Ohm-m) at room temperature? 5. [Subjects] 6. (Short Answer) What is the energy gap (Eg) of an insulator? 6. [Subjects] 7. (Long Answer)What is the energy gap (Eg) of a metal? 7. [Subjects] 8. (Fill in the Blanks) If a copper wire of 200 m length having 0.44mm diameter has resistance of 20 Ohm, then find its specific resistance (in Ohm-m) . 8. [Subjects] 9. (File upload) If a copper wire of 10 m length having 0.44mm diameter has resistance of 2 Ohm, then what will be the specific resistance (in Ohm-m)? Drag and Drop File Here or Browse [Subjects] 10. (HTML/TEST Section) With an increase in temperature, the resistance of a semiconductor ____________ 9. [Subjects] 1. The polymerization of two or more chemically similar monomers forming a long molecular chain is termed as ____________ addition polymerization copolymerization condensation polymerization step-growth polymerization 10. [Subjects] 2. The polymerization of two or more chemically different monomers forming a long molecular chain is termed as ____________ addition polymerization copolymerization condensation polymerization chain growth polymerization 11. [Subjects] 3. The polymerization of two or more chemically different monomers forming a cross link polymer along with a by-product (can be either water or ammoniis termed as ____________ addition polymerization copolymerization condensation polymerization chain-growth polymerization 12. [Subjects] 4. Which of the following additive is used as an initiator in polymerization reaction? Benzoyl peroxide Mica Glass powder Hydrogen peroxide 13. [Subjects] 5. Thermosetting plastics have ____________ 1-Degree bond 2-Degree bond 3-Degree bond 0-Degree bond 14. [Subjects] 6. Which of the following is a primary bond network of thermosetting plastics? 1-Dimensional 3-Dimensional 2-Dimensional 0-Dimensional 15. [Subjects] 7. Thermoplastics have _____________ 1-Degree bond 2-Degree bond 3-Degree bond 0-Degree bond 16. [Subjects] 8. Which of the following is a secondary bond network of thermoplastics? 1-Dimensional 3-Dimensional 2-Dimensional 0-Dimensional 17. [Subjects] 9. Thermoplastics become softer upon heating. TRUE FALSE 18. [Subjects] 10. Thermosetting plastics become softer upon heating. TRUE FALSE 19. [Subjects] 1. Which of the following are a ceramics solids? Metallic, inorganic and amorphous solids Non-metallic, organic and amorphous solids Non-metallic, inorganic and amorphous solids Non-metallic, inorganic and crystalline solids 20. [Subjects] 2. Which of the following is a correct refractory type of quartz? Acidic Basic Neutral Amphoteric 21. [Subjects] 3. Which one of the following is not an acidic refractory? Quartz Sand Silica brick Dolomite 22. [Subjects] 4. Which one of the following is not a basic refractory? Magnesite Sand Dolomite Alumina 23. [Subjects] 5. Which one of the following is a neutral refractory? Quartz Sand Silica brick Silicon carbide 24. [Subjects] 6. For a M10 grade RCC (Reinforced Cement Concrete), the ratio of cement to aggregate to the sand is? 01:02:03 01:03:04 01:03:06 01:02:06 25. [Subjects] 7. Production of thin sheets of a flexible tape by casting in the particulate forming process may be termed as _________________ slip casting hydroplastic forming powder casting tape casting 26. [Subjects] 8. Which one of the following can act as a modifier in glass forming process? Silicon dioxide Sodium oxide Magnesium oxide Phosphorous oxide 27. [Subjects] 9. The word ceramic stands for which of the following meaning? Soft Burnt Hard Tough 28. [Subjects] 10. Which one of the following ceramics can be used as a pigment in paints? Silicon carbide Silicon oxide Aluminum oxide Titanium oxide 29. Polar answer Polar answer Polar answers 30. 31. 32. 33. [Subjects,Jamil] <p>1. (MCQ Questions) Which of the following is the de Broglie’s equation (λ = wavelength, v = velocity, m = mass, h = Planck’s constant)?</p> 1. (MCQ Questions) Which of the following is the de Broglie’s equation (λ = wavelength, v = velocity, m = mass, h = Planck’s constant)? λ = h/mv λ = h/m λ = h/v λ = mv/h 34. [Subjects] <p>6. (Short Answer) What is the energy gap (Eg) of an insulator?</p> 6. (Short Answer) What is the energy gap (Eg) of an insulator? 35. [Subjects] <p>4. (DATE) What is the resistivity of iron (in Ohm-m) at room temperature?</p> 4. (DATE) What is the resistivity of iron (in Ohm-m) at room temperature? 36. 37. 38. 39. Quiz navigator configuration error. Contact the website administrator for help. Time's upTime is Up!
