Question

Solve the following a


. A wave is introduced into a thin wire held tight at each end. It has an amplitude of 5.6 cm, a frequency of 50.0 Hz and a distance of 10.5 cm.
Determine the time period of such a wave.


B) A fly flaps its wings back and forth 120 times each second. The period of the flapping is sec Hz.


C). A tennis coach paces back and forth along the side line 20 times in 4 minutes. The frequency of his pacing is________


d. A child in a swing makes one complete back and forth motion in 3.2 seconds. This statement provides information about the child's _________
i. speed ii. frequency iii. period


e )Donal accompanies his father to the park for an afternoon of fun. While there, he hops on the swing and begins a motion characterised by a complete back-and-forth cycle every 2 seconds. What is the frequency of the swing?​

Answer 1

Answer:

0.0195 is your answer hope it's helpful for you

Answer 2

Explanation:

d. A child in a swing makes one complete back and forth motion in 3.2 seconds. This statement provides information about the child's _________

i. speed ii. frequency iii. period