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castortr0y [4]
3 years ago
7

If Mars takes 1.88 years to rotate around the sun at an average distance of 1.52 au, determine the period for an unknown planet

that is 42.0 au from the sun.
Physics
2 answers:
lora16 [44]3 years ago
6 0

Its 237 years not 51.9. It because of the inverse squares law

Charra [1.4K]3 years ago
3 0

Answer:

Its 273 years

Explanation:

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Be pushed away from each other.

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3 years ago
Suppose a plane accelerates from rest for 30 s, achieving a takeoff speed of 80 m/s after traveling a distance of 1200 m down th
Margaret [11]

Answer:

300 m

Explanation:

The train accelerate from the rest so u = 0 m/sec

Final speed that is v = 80 m/sec

Time t = 30 sec

The distance traveled by first plane = 1200 m

We know the equation of motion S=ut+\frac{1}{2}at^2 where s is distance a is acceleration and u is initial velocity

Using this equation for first plane 1200=0\times 30+\frac{1}{2}a30^2

a=2.67\frac{m}{sec^2}

As the acceleration is same for both the plane so a for second plane will be 2.67 \frac{m}{sec^2}

The another equation of motion is v^2=u^2+2as using this equation for second plane 40^2=0+2\times 2.67\times s

s = 300 m

5 0
3 years ago
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yarga [219]

1. Iron I think and 2. stronger

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State and explain newton second law of motion also describe the concept of force, represent it quantiatively and derive the unit
Molodets [167]

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Newton's second law of motion states F=ma which means force is equal to mass multiplied by acceleration which in simple terms means If you give mass force it will accelerate the concept of force in physics is any interaction that when unopposed will change the motion of an object.

8 0
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A wave travels through a medium because
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in case you dont want to read the answer is B

5 0
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Read 2 more answers
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