Two loudspeakers are 1.00m apart, a person stands 4.00m from one speaker. How far must this person be from the second speaker to detect interference when the speakers emit an 115-Hz sound? Assume the temperature is 20°C​

Aproton is projected toward a fixed nucleus of charge +ze with velocity vo. initially the two particles are very far apart. when the proton is a distance r from the nucleus its velocity has decreased to 1/2vo. how far from the nucleus will the proton be when its velocity has dropped to 1/4vo?

Apair of 10μf capacitors in a high-power laser are charged to 1.7 kv. a. what charge is stored in each capacitor? b. how much energy is stored in each capacitor?

Which of the following bonds would be most polar? a. c-i b. c-br c. c-cl d. c-f e. c-o