If the circuit is capacitive reactance measured 650 î© and its resistance measures 1,200 î©, what is the phase angle between circuit voltage and current?

Awater balloon launcher uses an elastic band with a spring constant of 115 n/m to use thee launcher you stretch thee band back with a balloon n it the water balloons have a mass of 1.3 kg a) if you stretch the band by 0.8 m, what elastic force will the band exert? b) with the band stretched 0.8 m, how much elastic potential energy is stored in the spring? c) if you release the band, it pushes forward. what is the kinetic energy of the balloon when it reaches the natural length of the band? d) what is the speed of the balloon when it reaches the natural length of the band?

What is the single most important equation in all of physics?

Which type of energy would have nothing to do with ironing clothes? a. heat b. chemical c. electrical d. mechanical