Q1. Explain a method of determination of the melt flow index.
Q2. Define the term thermal conductivity. Describe the significance of thermal conductivity of plastics for a typical application.
Q3. What do you mean by bulk factor? Describe the importance of bulk factor in the polymer processing.
Q4. Define the term refractive index, luminous transmission and haze. Describe the significance of these properties in the plastic packaging films.
Q5. Describe the principle included in conducting izod impact test for plastic. Write down the step-wise process for the test.
Q6. Define the term dielectric constant and dissipation factor. Explain how are these properties associated to loss factor in the electrical equipment?
Q7. Write down on testing of either a plastic drainage pipe or a 20 liter plastic container.