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Vika [28.1K]
3 years ago
5

A hummingbird can a flutter its wings 4800 times per minute what is the frequency of wing flutters per second

Physics
2 answers:
Scilla [17]3 years ago
7 0

the answer i got is 80 i hope this helpss!!!!

Arlecino [84]3 years ago
7 0

Answer:

The frequency of wing flutters per second is 80.

Explanation:

Frequency is defined as the number of waves that passes a given point per second. It is expressed in Hertz that second inverse.

1 Hertz = 1 s^{-1}

Number of times wings fluttered by hummingbird = 4800 min^{-1}

1 minute = 60 seconds

Frequency wing flutters per second = F

F = 4800 min^{-1}=\frac{4800}{60 s}=80 s^{-1}

The frequency of wing flutters per second is 80.

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A science teacher ran a marathon. After the race she showed her students the silver blanket she was given to keep her warm.A gro
spin [16.1K]

Answer:

the foiley like color doesn't absorb the heat it bounces off of it. it would be much better to have a black blanket

7 0
3 years ago
A plane is traveling with an air velocity of 720 kilometers/hour due east. It experiences a headwind of 16 kilometers/hour. Find
balandron [24]
If it is a headwind it means it's travelling against the motion of the plane. This means it's velocity is simply v=720-16=704 km/h due east.
7 0
3 years ago
Read 2 more answers
PLEASE HELPPP ASAP
vodomira [7]

Answer:

F = 12.5N

Explanation:

Force (F) = Mass (m) x Acceleration (a)

F = ma

F = (2.5kg) x (5m/s^2)

F = 12.5N

6 0
3 years ago
200 Coulombs of charge passes through a point in a circuit for 0.6 minutes. what is the magnitude of the current flowing​
Tasya [4]

Answer:

5.56 A

Explanation:

From the question,

Q = it.............. Equation 1

Where Q = charges, i = current, t = time.

Make i the subject of the equation

i = Q/t.............. Equation 2

Given: Q = 200 coulombs, t = 0.6 minutes = (0.6×60) seconds

Substitite these values into equation 2

i = 200/(0.6×60)

i = 5.56 A

Hence the magnitude of the current flowing through the circuit is 5.56 A

5 0
3 years ago
In recent years, astronomers have found planets orbiting nearby stars that are quite different from planets in our solar system.
Marizza181 [45]

3.86 m/s^2  is the value of gravity  on this large, but low-density, world.

given :

Kepler-12b

diameter= 1.7 times of Jupiter (R_Jupiter = 6.99 × 10^7 m),

mass = 0.43  Jupiter (M_Jupiter = 1.90 × 10^27 kg ).

g = GM/r^2

g = 6.67×10^-11 × 0.43×1.9×10^27/( 1.7×6.99×10^7)^2

g = 3.859 ~ 3.86 m/s^2

Gravity, also referred to as gravitation, is the unchanging force of attraction that binds all matter together in mechanics. It is by far the weakest known force in nature, so it has no effect on determining the internal properties of common matter.

On Earth, everything has weight, or a gravitational pull that is imposed by the planet's mass and proportional to the object's mass. A measure of the force of gravity is the acceleration that freely falling objects experience. At the surface of the Earth, gravity accelerates at a rate of about 9.8 meters per second. As a result, an object's speed increases during free fall by about 9.8 meters per second. At the Moon's surface, a freely falling body accelerates to about 1.6 m/s2.

To know more about  gravity visit : brainly.com/question/14428640

#SPJ4

6 0
1 year ago
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