6. Sally makes a pendulum using a 7 cm long string attached to a 1 ball. She
measures the time it takes for one back-and-forth swinging motion and repeats the
experiment with several different lengths of string. Which of the following is the
dependent variable in her experiment?
Answers: 2
Physics, 22.06.2019 06:30, marciamwilliamp31fz6
The energy of a photon was found to be 3.38 × 10–19 j. planck’s constant is 6.63 × 10–34 j • s. which color of light corresponds to this photon?
Answers: 2
Physics, 22.06.2019 18:00, hannacarroll2539
Athin nonconducting rod with a uniform distribution of positive charge q is bent into a circle of radius r. the central perpendicular axis through the ring is a z-axis, with the origin at the center of the ring. a) what is the magnitude of the electric field due to the rod at z = 0? n/c (b) what is the magnitude of the electric field due to the rod at z = infinity? n/c (c) in terms of r, at what positive value of z is that magnitude maximum? r (d) if r = 4.00 cm and q = 9.00 µc, what is the maximum magnitude? n/c
Answers: 1
Physics, 23.06.2019 01:30, dlatricewilcoxp0tsdw
Is the vertical component of velocity ever zero?
Answers: 3
6. Sally makes a pendulum using a 7 cm long string attached to a 1 ball. She
measures the time it t...
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