Question

which of the following statements about the value of electrical charge is (a, b)?
electrical charge is a fundamental property of protons and electrons.
positive - positive or negative - negative charges repel each other.
positive and negative electrical charges attract each other.
all of the above statements are true.

Explanation:

Step1: Analyze each option

• Option 1: Electrical charge is indeed a fundamental property of protons (positive charge) and electrons (negative charge).
• Option 2: Like charges (positive - positive or negative - negative) repel each other. This is a basic law of electrostatics.
• Option 3: Opposite charges (positive and negative) attract each other. This is also a basic law of electrostatics.

Answer:

D. All of the above statements are True.