Explain! Thanks 5. A particular planet has a radius of 1000. km and the acceleration due...
a particular planet has a radius of 1000km and the acceleration due to gravity at its surface is 4m/s^2. what is the acceleration due to gravity 1000km above its surface?
The escape speed from a distant planet is 45 km/s. If the acceleration of gravity on the planet surface is 14.0 m/s2, what is the radius of the planet?
On a planet whose radius is 7.4 × 105 m, the acceleration due to gravity is 7.3 m/s2. What is the mass of the planet? a. 3.0 x 1022 kg b. 6.0 x 1022 kg c. 4.0 x 1022 kg d. 5.0 x 1022 kg
The acceleration due to gravity at the surface of a planet is 18 m/s2. If a satellite is in a stable orbit at a distance of 3r m from the planet's center, where r is the radius of the planet, what is the speed of the satellite to maintain this stable orbit?
1) A point on the rim of a 0.15-m-radius rotating disk has a centripetal acceleration of 4.0 m/s2. What is the angular speed of a point 0.075 m from the center of the disk? 2) A point on the rim of a 0.30-m-radius fan blade has centripetal acceleration of 0.35 m/s2. Find the centripetal acceleration of a point 0.040 m from the center of the same wheel. 3) Masses are distributed in the xy-plane as follows: 2.0 kg at (0.0,...
A) A planet has a radius of 4400 kilometers. It also has a mass of 4.32 × 1024 kilograms. What is the surface gravity of this planet? __________ m/s2 B) A satellite is in a circular orbit around this planet at an altitude of 308 kilometers. How fast is it moving? _______ Km/s c) What is the period of the satellite's orbit? ________ seconds D) How fast would this spacecraft have to move to achieve escape velocity? ________ km/s
An object of mass 0.50 kg weighs 2.0 N when it is 1.0 × 106 m above the surface of Planet X. The radius of the planet is 4.0 × 106 m. What free-fall acceleration will the 0.50-kg object experience when at the surface of Planet X? A) 2.0 m/s2 B) 6.3 m/s2 C) 4.0 m/s2 D) 4.8 m/s2
An earth-like planet has a mass of 3.00x1024 kg and a radius of 8000 km. What is the gravitational field, g, on the surface of this planet? (We can simplify the Gravitational Constant G to 6.7x10-11 Nm-/kg) N/kg Submit Answer Tries 0/2 What is the force of gravity on an 92 kg alien standing on the surface of this planet? Submit Answer Tries 0/2 An earth-like planet has a mass of 6.00x1024 kg and a radius of 4000 km. A...
12. A hypothetical planet's radius is 6500 km and its' surface gravity is 10.0 m/s2. a. What is the escape velocity on the hypothetical planet? b. What is the mass of this planet? c. What is the average density of this planet? d. How high will a particle rise off of the planet's surface if it leaves the surface of the planet with a vertical velocity of 3000 m/s?
Planet Z is 1.03×104 km in diameter. The free-fall acceleration on the surface of Planet Z is 5.30 m/s2 . What is the escape velocity for something shot off the surface of Planet Z assuming that there is no resistance due to any atmosphere that might be present?