Answer:
25.0 m / 10 m/s = 2.5 s
50.0 / 9.5 = 5.26 s
25.0 / 11.1 = 2.25 s
T (Wood) = 2.5 + 5.26 + 2.25 = 10.0 s
Mrs Wood runs 10 s vs 10.4 for Mr Overstreet
Answer:
Explanation:
Amplitude is a measure of the size of sound waves. It depends on the amount of energy that started the waves. Greater amplitude waves have more energy and greater intensity, so they sound louder.
Answer: Angle 59 degree
Explanation: Given that the
n1 = 1.0
n2 = 1.5
Øi = 35 degree
From Snell law, which says that
n1/n2 = sinØ1/ sinØ2
Substitute all the parameters into the formula
1/1.5 = sin 35/sinØ2
Cross multiply
Sin Ø2 = 1.5 sin35
SinØ2 = 1.5 × 0.573 = 0.860
Ø2 = sin^-1(0.860)
Ø2 = 59.36 degree
Ø2 = 59 degree ( approximately)
It has angle 59 degree when passing from air to glass
Answer:

Explanation:
The magnitude of the magnetic force is

To find the angle, we make
subject of the formula



Answer:
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