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 also an example of plasma state Select the correct answer using the codes given below:

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…

How many of the following materials can be attracted by a magnet? 1. Plastic 2. Carbon 3. Aluminium 4. Stainless Steel Select the correct answer using the code given below :

Given below are two statements, in which one is labelled as Assertion (A) and the other as Reason (R): Assertion (A) : A person travelling in a car with closed glass windows and doors is safe from th…

A fuse is used in main electric supply as a safety device. Which one of the following statements about the fuse is correct?

Of the two bulbs in a house, one glows brighter than the other. In this context which of the following statements is correct?