josh stroed an electric potential energy of 2.5J in a vacuum of 1m³ by a field E. if the field is reduced to ¹/4 of its initial value, how much energy is stored per cubic meter​

The chemical effect of the endocrine system is longer lasting than the chemical effect of the nervous system. select the best answer from the choices provided t f

Need in all of themmm only answer if you know plsssss

Unpolarized light of intensity so passes through two sheets of polarizing material whose transmission axes make an angle of 60∘ with each other as shown in the figure. what is the intensity of the transmitted beam, st?