Question : Who discovered electromagnetic nature of light?
Option 1: Snell
Option 2: Newton
Option 3: Maxwell
Option 4: Young
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Correct Answer: Maxwell
Solution : The correct answer is Maxwell.
Mr. James Clerk Maxwell, a Scottish physicist and mathematician, was the first to establish that light had an electromagnetic character. Maxwell devised a set of equations known as Maxwell's equations that describe the behaviour and interactions of electric and magnetic fields. These equations demonstrated that light is an electromagnetic wave composed of oscillating electric and magnetic fields that travel through space.
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Question : Which scientist discovered the radioactive element radium?
Option 1: Marie Curie
Option 2: Isaac Newton
Option 3: Albert Einstein
Option 4: Benjamin Franklin
Question : Which of the following is a unit of distance?
Option 1: Newton
Option 2: Watt
Option 3: Light-year
Option 4: Joule
Question : Who discovered electron?
Option 1: E. Goldstein
Option 2: J. J. Thomson
Option 3: Ernest Rutherford
Option 4: J. Chadwick
Question : Direction: Which one of the given responses is the meaningful order of the following?
1. Infancy 2. Adult 3. Puberty 4. Childhood
Option 1: 1, 2, 3, 4
Option 2: 1, 4, 2, 3
Option 3: 1, 3, 4, 2
Option 4: 1, 4, 3, 2
1. Fruit 2. Pollen 3. Corolla 4. Stamen
Option 1: 2, 4, 3, 1
Option 2: 2, 3, 4, 1
Option 3: 3, 1, 4, 2
Option 4: 2, 1, 3, 4
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