Assuming the earth to be a sphere of uniform mass density, how much would a body weigh half way down to the centre of the Earth if it weighed 250N on the surface?

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

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Q: Assuming the earth to be a sphere of uniform mass density, how much would a body weigh half way down…

A: The acceleration due to gravity at depth inside the earth surface is given by the relation,

Q: If the radius of curvature of the bump is 52 m, find the apparent weight of a 66-kg person in your…

A: Given data :                 Speed of the car, v = 22 m/s                Radius of curvature of the…

Q: Suppose a planet is discovered that has the same amount of mass in a given volume as the Earth, but…

A: Acceleration due to gravity on a planet gP=GmR2where,G=gravity constantG=6.67×10-11 Nm2kg-2m=mass of…

Q: If Earth were of uniform density( same mass/volume throughout), what would the value of g be inside…

A: The equation for the acceleration due gravity is given by,

Q: - The density of newly discovered planet is twice that of Earth. The acceleration due to gravity at…

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Q: If the radius of earth were to shrink by one percent (its mass remains the same), then the…

A: The acceleration due to gravity on Earth's surface is given by g=GMR2

Q: ou have a summer internship at NASA and are working on plans for a new space station to be launched…

A: Write the expression of the centrifugal acceleration, and solve for the rotational speed of the…

Q: How would you explain to a flat-earther friend that the earth is round using a Frisbee and a ball?

A: Our solar system is billions years old. It has 8 planets revolving around our star, the sun. Earth…

Q: What would be the weight of a body inside the Earth if it were a hollow sphere?

A: Weight of the body inside the earth would be zero. It is so because, weight of a body exist due to…

Q: An 80 kg man standing on a planet experiences a weight of 600 N. The radius of the planet is 5.4 x…

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Q: There are two metal spheres on a table, and they are 1.5 m apart. Each sphere has a mass of 0.25 kg…

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

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Q: Suppose that the mass of the Earth doubles, but it maintains the same density and the same spherical…

A: Weight of object= mg Here g = acceleration due to gravity = Gravitational force / mass =  GMe/R1²…

Q: at what height above the Earth's surface would your weight be 12% yor weight on the surface? use…

A: The gravitational acceleration at height h above the Earth's surface  is given by, g'= g(1+hR)2

Q: Assuming the earth to be a sphere of uniform mass density, how much would a body weight half way…

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Q: An astronaut of mass 60 kg is walking on the surface of a new planet. If their weight (in N) is…

A: Given the weight of the astronaut on the other planet is twice the weight on planet earth. Weight =…

Q: Give examples of a body falling under gravity near the surface of the Earth

A: During free fall, the object is under the influence of gravity only.

Q: A body of 100g is taken to the centre of the Earth. What will be its mass there?

A: The mass of a body is the amount of matter contained in it. The rest mass of a body is constant…

Q: Rover is 11 J Given the mass of the Rosalind Franklin 207 kg and the acceleration due to gravby Mam…

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Q: Would the force from the earth increase or decrease if the mass was kept constant but the radius of…

A: we know gravitational force of earth is 9.8 m/s2  g=GMR2= 9.8 m/s2     here , G= 6.67 *10-11 N m2…

Q: The apparent weight of passengers at the rim of a rotating space station is 73.1% of their actual…

A: Given data: Apparent weight is: Wa = 73.1% of Wactual = 0.731Wactual Distance of rim from its centre…

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: If the radius of the Earth is 6738 km, how strong is the force of Earth’s gravity 200 km above the…

A: g varies with the height both above and below from the earth surface. This concept will be used to…

Q: f you took all the mass of the earth, and (omphessed it to a sphere of ane tenth of its corrent…

A: The block’s mass is, The initial gravitational acceleration at the Earth’s surface can be given as,…

Q: the centre of the earth, if it weighed 100 N on the surface? mass density, how much would a body…

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Q: Find the force of gravity between two uniform spheres as they touch each other. Each sphere has a…

A: Mass of each sphere (m)=15 kg Radius of each sphere (r)=0.5 m Universal gravitational constant…

Q: 5.0-kg block is taken to another planet that has the same mass as the Earth. What is the planet’s…

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Q: A man weighs 180lb on the earth's surface. What would he weigh at a distance from the center of the…

A: Given : Weight of a man 180 lb.

Q: The small sphere has a mass (m1) of 0.025kg, a second sphere is 0.460 kg, and the center to center…

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Q: If the Earth were hollow , but still had the same mass and radius, would your weight be different?

A: The weight of a person earth is given by the equation:

Q: Give examples of a body falling under gravity from a height comparable to the Earth's radius.

A: Since the freely falling body fall during the first 5 seconds will fall 122.5 meters if there is no…

Q: The radius of earth is Re. If the acceleration due-o.gravity reduces to 25% of its value at the…

A: Acceleration due to gravity is given by g=GM(Re)2 And variation of g with the altitude is given by…

Q: If the radius of earth were to shrink by one percent, its mass remaining the same, the acceleration…

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Q: what is the weight of 2.0-kg object on the surface of a planet that has twice the mass of Earth and…

A: The gravitational acceleration on a planet is given by  gp=GMpRP2Where, G is the universal…

Q: Calculate Earth's mass given the acceleration due to gravity at the North Pole is 9.830 m/s? and the…

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Q: Calculate the force of gravity of a 30 kg block resting on the earth (mass of earth = 5.97X10^24…

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Q: Neutron stars, such as the one at the center of the Crab Nebula, have about the same mass as our sun…

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Centripetal Force

A particle, body, object or certain mass while travelling in a rotational path or semicircular path, experiences an inertia force. If that inertia force pulls the towards the inward of the imaginary circle in the rotation, it is termed as centripetal force.