Given below are two statements, one labelled as Assertion (A) and the other as Reason (R): Assertion (A): Light coloured clothes are preferred in summer. Reason (R): Light colours absorb less heat.

Given below are two statements, in which one is labelled as Assertion (A) and the other as Reason (R): Assertion (A): The boiling point of water decreases as the altitude increases. Reason (R): The a…

People prefer to wear cotton clothes in summer season. This is due to the fact that cotton clothes are

Statement: A black body is an ideal absorber and emitter of radiation. Conclusion I: Radiation is not reflected from a black body. Conclusion II: A black body emits more energy at high temperature. C…

Which one among the following statements with reference to the properties of water is not correct ?

Consider the following statements : 1. The coefficient of linear expansion has dimension K–1. 2. The coefficient of volume expansion has dimension K–1. Select the correct answer using the options giv…