What is differnt between reactance and inped ance?

Acube has a volume of 2011 cubic inches. what is the angle measure between a side of a cube and its interior diagonal?

Rank the six combinations of electric charges on the basis of the electric force acting on q1. define forces pointing to the right as positive and forces pointing to the left as negative. rank positive forces as larger than negative forces. q1,q2,q3 = positive(+) q1 = + q2 = + q3 = - q1 = + q2= - q3= + q1= - q2= + q3= + q1= + q2= - q3= - q1,q2,q3 = negative

Of is j/kg·k. if a 2.6 kg of isk to k, is ?