10 Questions
What is the annual birth rate based on the information provided?
6% p.a.
According to the law of electrostatic attraction and repulsion, what happens between like charges?
They repel each other
What kind of charge does an ebonite rod acquire when rubbed with wool according to the text?
Negative charge
Which statement is true about objects with like charges based on the text?
They repel each other
In the given scenario, what type of charges do glass rods rubbed with silk acquire?
Positive charges
Which region of the atom is made up of heavy particles called neutrons and protons?
Nucleus
Which particles in an atom have a neutral charge?
Neutrons
What happens when an object loses electrons?
Becomes positively charged
Why do both the ruler and the flannel attract bits of paper in the experiment described?
They both have acquired opposite charges
In the context of charging by rubbing, what happens when charges are transferred from one object to another?
The objects acquire opposite charges
Test your knowledge on population growth rates, birth and death rates, and charge interactions. This quiz covers concepts like population increase, birth and death rates, and the principles of charge interaction.
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