What is the coldest place in the universe | ब्रह्माण्ड की सबसे ठंडी जगह | #shorts | explore the fact

Following number line shows the temperature in degree celsius 90^@ C right ) at different places on a particular day. (a) Observe this number line and write the temperature of the places marked on it. (b) What is the temperature difference between the hottest and the coldest places among the above? (c) What is the temperature difference between Lahulspiti and Srinagar? (d) Can we say temperature of Srinagar and Shimla taken together is less than the temperature at Shimla? Is it also less than the temperature at Srinagar ?

Suppose you are told that the linear size of everything in the universe has been doubled overnight. Can you test this statement by measuring sizes with a metre stick? Can you test it by using the fact that the speed of light is a universal constant and has not changed? What wll happen if all the clocks in the universe also start running at half the speed?

A room is in the shape of a cube and the length of the longest rod placed in it is 21 sqrt 3 cm. The area of the floor is: कोई कमरा घन के आकार में है तथा इसमें रखी गयी सबसे लंबी छड़ की लंबाई 21 sqrt 3 सेमी है | तल का क्षेत्रफल है :