If your electric bill for the incandescent lights was $20 in a month and you use the DFLs for the same number of hours, what would the new bill be? Please answer this FAST. 30 POINTSS! Please, please answer this.

What is the primary force that suspension bridges use cables to hold their spans up? a. tension force b. resistance force c. normal force d. elastic force e. applied force

Uppose we consider the system of the three capacitors as a single "equivalent" capacitor. given the charges of the three individual capacitors calculated in the previous part, find the total charge qtot for this equivalent capacitor. express your answer in terms of v and c.

What sort of waves exhibit the doppler effect?