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faltersainse [42]
3 years ago
7

A satellite is sent into orbit around the Earth, In which of the following situation would the gravitational force be the greate

st?
A -850 lb satellite orbiting 150 miles above Earth’s surface


B -850 lb satellite orbiting 1500 miles above Earth’s surface


C -1200 lb satellite orbiting 150 miles above Earth’s surface


D- 1200 lb satellite orbiting 1500 miles above Earth’s surface




PLEASE PLEASE PLEASE ANSWER IM GIVING UP 20 POINTS THIS IS FOR A GRADE IN 10 MINUTES!!!!!
Physics
1 answer:
elixir [45]3 years ago
4 0
I am not sure. I think it is D
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A rope is vibrating in such a manner that three equal-length segments are found to be vibrating up and down with 321 complete cy
kolbaska11 [484]

Answer:

<u>2.48 m</u> is the length of the rope.

Explanation:

Cycle period is 321

Time is 20 second

Wave travels at speeds = 26.4 m/s

We know that,

\text { Frequency }=\frac{1}{T} \text { (For one cycle) }

Frequency required for 321 complete cycle in 20 seconds is

\text { Frequency }(f)=\frac{321}{20}

Frequency = 16.05 hz

We know that,

\text { Wavelength }=\frac{\text { wave velocity }}{\text { frequency }}

\lambda=\frac{v}{f}

λ = wavelength, the distance between "wave crests" (m)

v = wave velocity, the "speed" that waves are moving in a direction (m/s)

f = frequency, (cycles/ or Hz)

\lambda=\frac{26,4}{16.05}

λ = 1.65 m

As per given question "length of the rope has three equal length segment"

\mathrm{Length of the rope}=\frac{3}{2} \lambda

\mathrm{Length of the rope }=\frac{3}{2} \times 1.65

\mathrm{Length of the rope}=1.5 \times 1.65

Length of the rope = 2.48 m

Therefore, length of the rope is <u>2.48 m.</u>

7 0
3 years ago
How exactly did life begin?
ladessa [460]

The overriding problem with both theories of muscle growth, hypertrophy and hyperplasia, is that __________.

A.

neither can be accepted as correct because muscles growth is difficult to study in humans

B.

neither one is theoretically possible

C.

neither has been studied by reputable scientists

D.

neither has been accepted by member of the fitness community

   

 

Please select the best answer from the choices provided.

A

B

C

D

4 0
3 years ago
Read 2 more answers
Question 1(multiple choice worth 2 points) [02.06] the label on the car's antifreeze container claims to protect the car between
lakkis [162]

relation between degree C and degree F is given as

\frac{^0C }{100 - 0}= \frac{^0F - 32}{212 - 32}

\frac{^0C}{100} = \frac{^0F - 32}{180}

now for 40 degree C

\frac{40}{100} = \frac{^0F - 32}{180}

^0F = 104

now for 125 degree C

\frac{125}{100} = \frac{^0F - 32}{180}

^0F = 257

8 0
4 years ago
What is time dilation? Is that a thing only in the movies? I need a good explanation that is simple enough for me
Naily [24]
Time dilation is the slowing of the passage of time at high speeds. The faster the object moves, the greater the amount of time dilation. Time dilation, in part, accounts for the constant speed of light, regardless of the light's source and regardless of the observer's perspective.
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3 years ago
A 50.0-g Super Ball traveling at 29.5 m/s bounces off a brick wall and rebounds at 16.0 m/s. A high-speed camera records this ev
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Answer:

9000

Explanation:

8 0
3 years ago
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