ICSE Class 9 Electricity and Magnetism Important Question New Pattern

ICSE Class 9 Electricity and Magnetism Important Question New Pattern 2022

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ICSE Class 9 Electricity and Magnetism Important Question Table

Question 1 - What is the net charge on an atom?

Question 2 - Distinguish between an atom and an ion.

Question 3 - How many electrons are present in Na⁺ ? The atomic number of Na is 11.

Question 4 - What causes electrification of two bodies when they are rubbed together?

Question 5 - What is the function of a lighting conductor?

Question 6 - The lighting and the thunder are produced simultaneously, but the sound of the thunder is heard a few seconds after the lighting is seen. Why?

Question 7 - What is the purpose of an electroscope?

Question 8 - A positively charged rod is brought near the cap of a positively charged gold leaf electroscope. State your observation and give a reason.

Question 9 - What is direct current?

Question 10 - Name the physical quantity which defines the rate of flow of charge.