If the Earth were four times as massive but had the same radius, then what would happen to the strength of the gravitational force on and object at the Earth's surface?

Q: the mass of saturn is 95.2000 times that of the earth, and its radius is 9.130 times that of earth.…

A: The mass of Saturn, The radius of Saturn is

Q: A person weight 215 lbf at sea level. The radius of the Earth is 3920 miles. The person expects to…

A: In physics, understanding the relationship between weight, mass, and gravitational force is…

Q: A planet of radius 1500 km exerts a gravitional force of 120 N on an object of mass 100 kg that is…

A:

Q: Two spherical objects have masses of 3.2 x 106 kg and 6.5 x 104 kg. The gravitational attraction…

A: Given Mass m1 = 3.2×106 kg Mass m2 = 6.5×104 kg Force (F)    =  75 N Find how far apart are their…

Q: The radius of the Earth is about 6,000 km.  My weight on the surface of the Earth is 950 N. At…

A:

Q: The distance between the centers of the earth and the moon is 3.85 × 108 m. The moon has a mass…

A:

Q: Three uniform spheres of masses m₁ = 2.50 kg, m₂ = 4.00 kg, and m3 = 7.00 kg are placed at the…

A:

Q: Two Spheres m1 and m2 if mass 55.8kg and 62.7kg, respectively,exert the gravitational force of 3.78…

A:

Q: The figure shows a spherical hollow inside a lead sphere of radius R = 4.3 m; the surface of the…

A:

Q: A neutron star has a mass of 1.9 x 1030 kg (about the mass of our sun) and a radius of 6.0 x 103 m…

A: The mass of the stat (m) = 1.9×103 kg The radius of the star (r) = 6.3×103 m The distance of fallen…

Q: Calculate the gravitational acceleration at the surface of the super-Earth GJ 1214B which has a mass…

A: Acceleration due to gravity is the acceleration gained by an object due to the gravitational force…

Q: A satellite of mass (m) revolves around the earth of radius (R) at a height (h) from its surface. If…

A: We need to compute-Orbital speed of satellite(VC)=?The data given as-Mass of satellite=mOrbital…

Q: In the figure, two spheres of mass m = 6.52 kg. and a third sphere of mass M form an equilateral…

A:

Q: Four planets have relative masses and radii as shown above. The gravitational field g is equal on…

A: The gravitational field g for the planet 1 is calculated as, g=GMR2 Here, M is the mass of the…

Q: What is the acceleration due to gravity on the Sun, if the Sun has a mass of 2 x 1030 and a radius…

A: Acceleration due to gravity is the acceleration a body falling freely under the influence of gravity…

Q: The radius of the Earth is about 6,000 km.  My weight on the surface of the Earth is 950 N.  At…

A:

Q: Three objects attract each other gravitationally when they are 0.25 m apart forming an equilateral…

A:

Q: A small spherical mass m is a distance R from the center of a thin rod of length L and mass M. What…

A: Given information: The mass of the spherical mass is, m The radius of the spherical mass is, R The…

Q: Suppose the surface (radius = r) of a cylindrical space station is rotating at 22.4 m/s to provide…

A:

Q: If the mass of the moon is about one-ninth that of Earth and the distance between the centres is d,…

A: Mass of earth = M Mass of moon = m Let the distance between the earth and moon = d It is given that…

Q: Explain why the acceleration due to gravity by the outer shell of the earth is zero when deriving an…

A: Acceleration due to gravity decreases when we go above or below  surface of earth .     Let a…

Q: Q. 33 If (p) is the mean density of the earth and (R) is its radius, then critical speed of…

A: To find-VC=?Given-Mean density of earth=δRadius=Rh=0 (since satellite is revolving close to surface)

Q: Two 1.0-kg masses are located with one at each of two corners of an equilateral triangle with sides…

A: m1 = m2 = 1 kg side of equilateral triangle (d) = 1 m

Q: The radius of the earth is 6400 km. Calculate the velocity with which a body should be projected so…

A: Given that,                  R=6400 km   =6400×103 m We have to find velocity of projection (Ve)

Q: The Earth has a mass of 5.974 x 10^24 kg. The NSS-6 Earth orbiting satellite has a mass of 4,575 kg…

A:

Q: Two

A: Find out the new gravitational force : Given value, distance  Distance (d1)=1/2F2=0.9…

Q: Suppose a cylindrical habitat in space 7.90 km in diameter and 45.0 km long has been proposed. Such…

A: How fast the cylinder have to rotate to imitate the Earth's gravitational field at the walls of the…

Q: The gravitational acceleration at the surface of Marsis 3.73 m/s2, and the mass of Mars is 6.39(10…

A: Using the equation for acceleration due to gravity on mars, gm=GMmrm2rm=GMmgm

Q: If the legendary apple of Newton could be released from rest on the surface of a neutron star with a…

A: Write a given values of this question. M=1.6×1.99×1030kgdr=2×3.5cm=0.070mr=18km=18000m

Q: July 15,2004,NaDa lunch the aura spacecraft(mass is 2970kg) to study the earth climate and…

A: spacecraft(mass is 2970kg) to study the earth climate and atmospheric,the satellite was injected…

Q: (6) The table 1 below shows how the magnitude of the gravitational force, F, ona mass of 1 kg varies…

A: Given that:

Q: 100 Scientists want to place a 3 x 10³ kg satellite in orbit around Mars. They plan to have the…

A: Mass of Mars mmars= 6.4191×1023 kg radius of Mars rmars = 3.397×106 mMass of satellite m= 3×103 kg…

Q: Calculate the gravitational acceleration at the surface of the super-Earth COROT 7b which has a mass…

A: The gravitational force of an object is directly proportional to its mass. Thus massive objects like…

Q: Mass at different points

A: equate the weight of an object of mass m in both planets,

Q: If the gravitational force is 60 N originally and the distance is increased by a factor of 5, what…

A:

Q: (a) Show that tidal force on a small object of mass m, defined as the difference in the…

A: (a) The tidal force be defined as, Ftidal=GMmR-r2-GMmR+r2=GMm1R-r2-1R+r2=GMm4RrR2-r22

Q: Three uniform spheres of masses m₁ = 3.00 kg, m₂ = 4.00 kg, and m3 = 5.00 kg are placed at the…

A: FINAL ANSWER:      Resultant gravitational force on the object of mass m2 is 8.34×10^-11i…

Q: NASA is expected to send a 2600-kg satellite 450 km above the eart surface. What is its radius?what…

A: Mass of satellite (M) = 2600 kg distance of satellite above the surface of earth = 450 km mass of…

Q: If the gravitational force is 8 N originally and the distance is decreased by a factor of 1/5, what…

A: Given : F = 8 N  d' = d/5

Q: NASA is expected to send a 2600-kg satellite 450 km above the earth’s surface. (a) What is its…

A:

Q: Three uniform spheres of masses m1 = 2.50 kg, m2 = 4.00 kg, and m3 = 6.50 kg are placed at the…

A: We can use formula of gravitational force between two masses and theni find the force acting on mass…

Q: The Seperation distance between two 1 kg. masses is (a) decreased by 2/3 (b) increased by a factor…

A: Gravitational force F =G m1 m2 /r2

Newton's First Law of Motion

If a very smooth ball is rolled down an inclined surface with zero friction, the ball will continue to roll indefinitely for an infinite time, in an attempt to reach to the same height on the opposite hill!