The apparatus holds a 100 lb weight at b and another 100 lb weight at c. compared to these the weights of all other components may be neglected. the spring is stretched so that the apparatus comes to rest at θ = π/6 = 30◦ . determine the force in the spring, fs, at equilibrium.

Physics make-up packetname_cle14. an observer hears a sound with a frequency of 400 hz. if the speed of sound is 340 m/s,what is the wavelength of the sound? a. 0.85 mb. 1.2 mc. 2.75 m13.6 m15. as sound travels from steel into air, its speed decreases. if the frequency of the wavedoesn't change, what happens to its wavelength? a. it increases(b) it decreasesc. it remains the samed. there is not enough information given

Which of the following would not be taken into consideration when describing the quality of a sound

The amount of potential energy possessed by an elevated object is equal to what?