I think it’s 8 hours. I’m sorry if I’m wrong.
I just did 400 divided by 50
Answer: b
Explanation: the two pieces will repel as both have obtained a static charge.
Convert 220 lb to kg.
220/2.2 = 100kg.
W = Fd (In this case, F is the weight)
W = (100)(2)
W = 200J
P = W/t
P = (200)/(1.2)
P = 166.67W
Answer:
The frequency is
Explanation:
From the question we are told that
The frequency of the tuning fork is
The beat period is
Generally the beat frequency is mathematically represented as
The beat frequency is also represented mathematically as
Where is the frequency of the piano
So
Answer:
D
Explanation:
Just had the same question and couldnt find and answer so i guessed. heres the answer no lol!