( chapter 1 -4 class 11th) There are 20 questions in this question paper. Students have to solve it in 25 minutes only . Test NEET/JEE (ch-1,2,3,4) 1. A new system of units is proposed in which unit of mass is A kg . unit of length is B kg and unit of time is […]
Day: May 17, 2025
Solids, liquid and thermal properties of matter. 1. The maximum load a wire can withstand without breaking, when its length is reduced to half of its length, will (i) be doubled (ii) be half (iii) be four times (iv) remain same . 2. If length of a wire is doubled and area is halved then […]