Question : According to _____ law, the heat produced by an electric current is directly proportional to the resistance of the conductor, the square of the current and the time it flows.

Option 1: Hooke's

Option 2: Charles's

Option 3: Faraday's

Option 4: Joule's

Question : Which law was formulated in 1662 and concluded that the product of pressure and volume remains almost constant?

Option 1: Avogadro's law

Option 2: Dalton's law

Option 3: Boyle's law

Option 4: Charles's law

Question : The potential difference V across the ends of a given metallic wire in an electric circuit is directly proportional to the current flowing through it, provided its temperature remains the same. This is called ___________ law.

Option 1: Pascal's

Option 2: Charles's

Option 3: Ohm's

Option 4: Boyle's

Question : Which law was proposed in 1811, predicted that the same volume of gases at the same temperature and pressure would have the same number of molecules?

Option 1: Dalton’s law

Option 2: Gay-Lussac’s law

Option 3: Avogadro’s law

Option 4: Charles' law

Question : Which of the following laws applies to the force of attraction or repulsion between two point charges?

Option 1: Kirchhoff's Law

Option 2: Newton's Law of Universal Gravitation

Option 3: Coulomb's Law

Option 4: Newton's Laws of Motion