Two identical solid spheres have the same temperature. One of the spheres is cut into two identical pieces. These two hemispheres are then separated. The intact sphere radiates an energy Qsphere during a given time interval. During the same interval, the two hemispheres radiate a total energy Qhsphere. What is the ratio Qhsphere/Qsphere

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Scalars and Vectors

Scalars and Vectors are the classification of physical quantities that are used to denote various terms in physics.