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rhett is playing his guitar. first he plays a high pitched note. then he plays a lower pitched note. which of these is true about the notes rhett played?

1. both notes vibrated at the same speed.

2. the second note had a higher frequency than the first note.

3. the first note had a longer wavelength than the second note.

4. the second note vibrated slower than the first note.

Atriangle with equal sides of length 10 cm has -2.5-nc charged objects at each corner. part a determine the direction of the electrical force exerted on the object at the top corner due to the two objects at the horizontal base of the triangle. determine the direction of the electrical force exerted on the object at the top corner due to the two objects at the horizontal base of the triangle. horizontally rightward vertically downward vertically upward horizontally leftward