ICSE Class 8 Physics Important Questions

Physics may be a subject that’s thought of terribly tough because it includes of advanced mathematical calculations, formulas and theorems along with the derivations and theory to be told. Having a correct understanding of all the numerical problems and theory enhances the students’ interest in the subject and might assist them in learning the advanced topics that are bound to arise in higher classes. Being aware of the vital question from all the different topics of Physics from the syllabus of ICSE Class 8 will equip the students with all the necessary preparations for the exam. ICSE class 8 Physics important questions by BYJU’S is prepared by subject specialists with a mission to assist you in saving time in sorting the questions that are important.

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The Important Questions of ICSE Class 8 Physics are given below:

  1. For which position of an object does a convex lens form a real and inverted image of the same size as that of the object? Draw a labelled ray diagram to show the formation of the required image.
  2. What is a galaxy? Name the different kinds of galaxies.
  3. Identify the poles of the magnet in the figures (1) and (2) below:
    ICSE Class 8 Physics Important Questions
  4. What is electromagnetic induction?
  5. In what way can the magnitude of the induced current be increased?
  6. Water wets the glass surface while mercury does not. Explain.
  7. Give three differences between myopia and hypermetropia.
  8. What are the do’s and don’ts during a thunderstorm when you are outside the house?
  9. For what purposes is solar energy used?
  10. Describe the advantages of high specific heat capacity of water as a coolant.
  11. What happens to the equivalent resistance and the current in a parallel circuit when more and more resistances are added?
  12. Name the physical quantity whose unit is volt/ampere.
  13. What is meant by potential difference between two points?
  14. Write a note on tides.
  15. Ram throws a stone in the pond. It displaces 1.5 kg of water. Calculate the buoyant force acting on the stone (g = 9.8 m/s2).
  16. ‘A ray of light incident on a rectangular glass slab immersed in any medium emerges parallel to itself”. Draw a labelled ray diagram to justify the statement.
  17. State the rules for construction of ray diagrams for a convex lens along with the ray diagram.
  18. How much current will an electric bulb draw from a 220 V source, if the resistance of the filament of the bulb is 1200 W?
  19. What is Pascal’s law? Demonstrate it with the help of an experiment.
  20. Land breeze is set up during the night. Why?

Practise This Question

Two lenses with powers; 2D & -4D are kept together. What is the effective focal length of the combination?

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