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 None 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)? Choose File 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 None 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 None 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 None 12. Subjects 4. Which of the following additive is used as an initiator in polymerization reaction? Benzoyl peroxide Mica Glass powder Hydrogen peroxide None 13. Subjects 5. Thermosetting plastics have ____________ 1-Degree bond 2-Degree bond 3-Degree bond 0-Degree bond None 14. Subjects 6. Which of the following is a primary bond network of thermosetting plastics? 1-Dimensional 3-Dimensional 2-Dimensional 0-Dimensional None 15. Subjects 7. Thermoplastics have _____________ 1-Degree bond 2-Degree bond 3-Degree bond 0-Degree bond None 16. Subjects 8. Which of the following is a secondary bond network of thermoplastics? 1-Dimensional 3-Dimensional 2-Dimensional 0-Dimensional None 17. Subjects 9. Thermoplastics become softer upon heating. TRUE FALSE None 18. Subjects 10. Thermosetting plastics become softer upon heating. TRUE FALSE None 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 None 20. Subjects 2. Which of the following is a correct refractory type of quartz? Acidic Basic Neutral Amphoteric None 21. Subjects 3. Which one of the following is not an acidic refractory? Quartz Sand Silica brick Dolomite None 22. Subjects 4. Which one of the following is not a basic refractory? Magnesite Sand Dolomite Alumina None 23. Subjects 5. Which one of the following is a neutral refractory? Quartz Sand Silica brick Silicon carbide None 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 None 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 None 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 None 27. Subjects 9. The word ceramic stands for which of the following meaning? Soft Burnt Hard Tough None 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 None 29. Polar answer Polar answer Polar answers 30. None 31. None 32. None 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 None 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. None 37. None 38. None 39. None Quiz navigator configuration error. Contact the website administrator for help. Time's upTime is Up!