How many years does it take for planet to go around the sun if its distance is 2.1 times away from the sun as the earth is.
How many years does it take for planet to go around the sun if its distance is 2.1 times away from the sun as the earth is.
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How many years does it take for planet to go around the sun if its distance is 2.1 times away from the sun as the earth is.
A 80 kg person, from the top of a 13 m cliff, throws a 100 g ball at an angle of 30 degrees above the horizontal. With what speed will the ball hit the ground below? (g = 9.8 m/s2).
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As per our honor code, we are authorized to answer only one question at a time. So, we are answering the first question. Please repost your other question separately.
Step 2 Formula used
According to Kepler's law of periods: The square of the time period of revolution of a planet in elliptical orbit around the sun, is proportional to the cube of the semi-major axis of the elliptical orbit.
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