Physics, 03.12.2019 06:31 mikeeway33

The escape velocity at the surface of earth is approximately 11 km/s. what is the mass, in units of me (the mass of the earth), of a planet with three times the radius of earth for which the escape speed is three times that for earth?

Answers: 3

Show answers

Other questions on the subject: Physics

Physics, 22.06.2019 00:00, cchsemily7210

A1000-kg weather rocket is launched straight up. the rocket motor provides a constant acceleration for 16-s, then the motor stops. the rocket altitude 20-s after launch is 510-m. you can ignore any effects of air resistance. a. what was the rocket’s acceleration during the first 16-s? b. what is the rocket’s speed as it passes through a cloud 5100-m above the ground?

Answers: 1

continue

Physics, 22.06.2019 04:00, katelynn73

Several mountains together form a mountain . a few of these combined form a mountain system. several systems combined form a mountain , which can stretch thousands of miles in length.

Answers: 2

continue

Physics, 22.06.2019 12:40, live4dramaoy0yf9

Question part points submissions used suppose that 2 j of work is needed to stretch a spring from its natural length of 26 cm to a length of 36 cm. (a) how much work is needed to stretch the spring from 28 cm to 32 cm? (round your answer to two decimal places.)

Answers: 2

continue

Physics, 22.06.2019 15:30, haha81

Identify the correct relation showing that the radius r of the orbit of a moon of a given planet can be determined from the radius r of the planet, the acceleration of gravity at the surface of the planet, and the time τ required by the moon to complete one full revolution about the planet. determine the acceleration of gravity at the surface of the planet jupiter knowing that r = 71 492 km and that t= 3.551 days and r= 670.9 × 10^3 km for its moon europa.

Answers: 2

continue

You know the right answer?

The escape velocity at the surface of earth is approximately 11 km/s. what is the mass, in units of...