Unit 1 Physical Quantities & Measurements | 9th Class Physics |Solved Textbook Structured Questions

Описание: End of Unit Questions
Section (B)
Structured Question

3. Convert the following values.
11.Write significant numbers in the following values.
5. A pendulum swings as shown if figure 1.30 from X to Y and back to X again i) What would be the most accurate way of measuring time for one oscillation? with the help of a Stop Watch.
6. write the correct prefix of notion
7. Write values in standard and scientific notation
8. A wooden piece is made in different shapes take length (l) = radius (r) = 2m Calculate its volume as a: a) Sphere b) Cube c) Cylinder d) Pyramid
9. Find the density of wood as sphere and cube if the mass of wood is 1kg. Is there any change in density due to shape?
10. A measuring cylinder (fig 1.31) is filled with 500cc water. A stone of mass 20g is immersed in to the cylinder such that ,water level rises up to 800cc. Which statement is correct?
4. An engineer measures the width of an aluminum sheet using Vernier caliper as shown in fig 1.29 a)What is the measurement of the width of aluminum sheet


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