With reference to the electric potential, which of the following statements is/are correct? 1. It is a scalar quantity. 2. It is a vector quantity. Select the correct answer using the codes given below.

With reference to the electric potential which of the following statements is incorrect?

Which of the following statements are correct about the electrical resistance and resistivity of a wire? 1. Both quantities depend on the area of cross-section of the wire 2. Both depend on the tempe…

Which of the following statements are true about the Plasma state of matter? (i) Particles in this state are in ionized form (ii) Light in the LED bulb is related to plasma state (iii) Sunlight is al…

Which of the following statements correctly explain the existence of a positive force between two electric charges? 1. Both the charges are positive. 2. Both the charges are negative. 3. Both the cha…

Two wires are made having same length l and area of cross-section A. Wire 1 is made of copper and wire 2 is made of aluminium. It is given that the electrical conductivity of copper is more than that…