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Gravitation
Page 5
Questions (1,008)
How much work is required to lift a 700kg satellite to an altitude of 1x10^6m above the surface of the earth? The gravitation
2 answers
asked by
Daniel
505 views
Four 6.5-kg spheres are located at the corners of a square of side 0.70 m .
Calculate the magnitude of the gravitational force
3 answers
asked by
Amber
714 views
An astronaut exploring a distant solar system lands on an unnamed planet with radius 3,860 km. When the astronaut jumps upward
3 answers
asked by
suveer
733 views
An artificial satellite circles around the earth at the height where the gravitational force is one fourth of that at earth's
3 answers
asked by
Shubham
621 views
The distance between the midpoints of two metal balls,P and Q,respectively of masses 55 kg and 70 kg,is 80 cm (a)calculate the
4 answers
asked by
happy
781 views
Tom has a mass of 67.2 kg and Sally has a
mass of 58.5 kg. Tom and Sally are standing 23 m apart on a massless dance floor. Sally
3 answers
asked by
Andy
848 views
Three uniform spheres are located at the corners of an equilateral triangle. Each side of the triangle has a length of 2.40 m.
2 answers
asked by
Kathy
621 views
THE MASS OF VENUS IS 81.5% OF THE EARTH AND ITS RADIUS IS 94.9% THAT OF THE EARTH. A)COMPUTE THE ACCELERATION DUE TO GRAVITY ON
4 answers
asked by
GIFT
4,429 views
two objects attract each other gravitationally with a force of 2.5^-10N.when they are 0.25m apart. Their total mass is 4.00kg.
3 answers
asked by
rdw
1,990 views
calculate the weight of a man with a mass of 80.0kg on the surface of the moon 156N?
3 answers
asked by
celiwe
554 views
What is the weight of a 22.0 kg mass at the equator on the surface of Saturn? The mass of Saturn is 5.69 x 10^26 kg and the
6 answers
asked by
Anonymous
1,616 views
A satellite's escape velocity is 6.mi./sec, the radius of the earth is 3960 mi, and the earth's gravitational constant (g) is
4 answers
asked by
Ernie
662 views
Two 10 kg spheres are placed 500mm apart. Express the gravitational attraction acting on one of the spheres as a percentage to
3 answers
asked by
Marc
876 views
Two identical spheres of radius 80mm and mass 2 kg on the surface of the earth are placed in contact. Find the gravitational
4 answers
asked by
Woz
2,324 views
a 70 kg astronaut is loaded so heavily that he can jump only to a height of 10 cm on earth.how far can he jump on the moon?
3 answers
asked by
chingtham
1,197 views
A 980 N box has a mass of 100 kg. What is the acceleration of the box due to gravity?
4 answers
asked by
meme
1,356 views
Objects with masses of 105 kg and 528 kg
are separated by 0.482 m. A 41.1 kg mass is placed midway between them. 0.482 m b b 105
3 answers
asked by
Mary
875 views
part 1
A coordinate system (in meters) is constructed on the surface of a pool table, and three objects are placed on the
3 answers
asked by
Mary
1,586 views
Calculate the force of the Earths gravity on a spacecraft 12,800 km (2 earth radii) above the Earths surface if its mass is 1350
3 answers
asked by
Mr. McKee
1,544 views
1 ) If the mass of the Moon is 7.4 x 1022 kg and its radius is 1.74 x 106 m, compute the speed with which an object would have
4 answers
asked by
rachel
1,344 views
Suppose that an object on Earth has a known mass of 80 kgs. Will the mass of that object be less than, more than, or the same as
4 answers
asked by
thuy
1,364 views
Calculate the force of gravity between Earth and the Sun (the Sun's mass = 2.0×10^30 kg; average Earth-Sun distance =
4 answers
asked by
Kristie
2,023 views
Calculate the force of gravity between a newborn baby (mass = 2.6 kg) and the planet Mars (mass = 6.4 * 10^23kg) when Mars is at
4 answers
asked by
Kristie
1,375 views
What is the magnitude of the earth's gravitational field at sea level?
3 answers
asked by
Denise
860 views
churvas mass is 66kg. find his weight on earth and on the moon.
3 answers
asked by
james harold
1,202 views
Four point masses are at the corners of a
square whose side is 20 cm long (see Fig 3). What is the magnitude of the net
3 answers
asked by
ayyashi
543 views
Two objects attract each other gravitionally with a force of 2.5 *10^-10 N when they are .25m apart. Their total mass is 4.0kg.
3 answers
asked by
Emily Grossman
524 views
The earth exerts a force of 2200N on an orbiting communications satellite that is 35mi above the earth..What is the magnitude of
3 answers
asked by
Elver Gon
651 views
What is the apparent weight of a 75 KG astronaut 4200 km from the center of the earth's moon in a space vehicle.a) moving at
3 answers
asked by
Vim
2,936 views
Calculate the force of gravity on a spacecraft 12800 km above the earth's surface if its mass is 700 kg.
4 answers
asked by
Cyn
1,516 views
At what altitude above the Earth's surface would your weight be three-fourths of what it is at the Earth's surface? Assume re =
4 answers
asked by
Amanda
1,988 views
- two identical lead spheres have a combined mass of 12kg. the density of lead is 11400 kg m-3. find the radius of each sphere.
3 answers
asked by
ally
677 views
Three very small spheres are located along a straight line in space far away from everything else. The first one (with a mass of
7 answers
asked by
Lindsay
570 views
The gravitational force between two electrons that are 0.98 m apart is 5.64 10-71 N. Find the mass of an electron. (Use G = 6.67
4 answers
asked by
MELANA
854 views
Use the table of 7.3 to find the point between the Earth and the Sun at which an object can be placed so that the net
3 answers
asked by
becky
1,404 views
Calculate the force of gravity on a spacecraft 19200 km (3 earth radii) above the Earth's surface if its mass is 1600 kg.
Hint:
4 answers
asked by
Scotty
2,321 views
At what altitude above the Earth's surface would your weight be three-fifths of what it is at the Earth's surface? Assume re =
5 answers
asked by
Liz
982 views
Let G be the universal gravitational constant and m_{D} be the mass of the planet a satellite is orbiting. Which equation could
3 answers
asked by
Unll
143 views
M1 is a spherical mass (33.4 kg) at the origin. M2 is also a spherical mass (14.5 kg) and is located on the x-axis at x = 68.2
4 answers
asked by
Monkee
845 views
Determine the magnitude of the gravitational force Mars would exert on man if he was on the surface of Mars. The mass of the man
3 answers
asked by
Lee
323 views
The mass of the moon is about 7.35 x 10^22 kg. the mass of the earth is about 5.98 x 10^24 kg. if the centers of the two are
3 answers
asked by
Jessica
684 views
An object of mass 75kg is taken to the moon what is the mass of the object on the moon and calculate the weight of the object on
4 answers
asked by
Justin
358 views
what is the gravitational field strength of mars measured at a position 400 km above its surface? mars has a mass of 6.39x10^23
2 answers
asked by
Nevaeh
469 views
upiter’s moon, Io, revolves around Jupiter in a circular orbit with a radius of 4.22 x 108 m.
(MIo= 8.93 x 1022 kg, MJupiter =
3 answers
asked by
Tyson
742 views
The planet Krypton has a mass of 9*10^ 23 kg and radius of 1.2 * 10 ^ 6 * m What is the acceleration of an object in free fall
2 answers
asked by
Rose
779 views
On the way to the moon, the Apollo astronauts reach a point where the Moon’s gravitational pull is stronger than that of
4 answers
asked by
ally
3,516 views
The gravitational force between two very large metal spheres in outer space is 57 N. How large would this force be if the mass
2 answers
asked by
Beth
1,113 views
The weight of a 75 kg body, 8km above earth surface is 550 Newton. Calculate the gravitational strength at that height
2 answers
asked by
Albertina
564 views
Venus has a mass of 4.86 1024 kg and a radius of 6.05 106 m.
(a) What is the acceleration due to gravity on Venus?
3 answers
asked by
vanessa
1,120 views
Consider the Earth and the Moon as a two-particle system.
(a) Find the gravitational field of this two-particle system at the
4 answers
asked by
joy
1,156 views
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Parent Categories (14)
Astronomy
Classical mechanics
Force and Motion
Laws of motion
Mechanics
Mechanics or Classical Mechanics
Motion & Forces
Motion and Forces
Newton's Laws of Motion
Newtonian Mechanics
Physical Sciences
Physics
Physics and Astronomy
Physics/Mathematics