Certain neutron stars  (extremely dense stars)  are believed to be rotating at about 3.5 rev/s. If such a star has a radius of 23527 km. For the material on this neutron star's surface to remain in place during the rapid rotation, its minimum mass should be ?answer in kg

Q: A certain triple-star system consists of two stars, each of mass m = 4.00×1031 kg, revolving about a…

A: Consider one of the two stars at the opposite ends of the diameter of the circular orbit. The star…

Q: Let's model a planetary ring as having mass Mng = 2.30 x 1020 kg and radius R = 100,000 km. A body…

A:

Q: The core of a star collapses during a supernova, forming a neutron star. Angular momentum of the…

A: We will conserve angular momentum in this case. Conservation of angular momentum gives I1ω1=I2ω2…

Q: White dwarf stars are produced by the collapse of regular stars, such as our sun, toward the end of…

A:

Q: Zorch, an archenemy of Superman, decides to slow Earth's rotation to once per 27 h by exerting a…

A: Radius of earth, R=6.38×106m Mass of earth, M=5.98×1024kg  Now, torque, Torque applied =F× R…

Q: A body revolves around a star of mass M along an elliptic orbit. At the moment when its distance to…

A: Let e be defined as the eccentricity of the orbit. Therefore, v=GM1+er-v2=GM1+er-v2rGM-1=e Here, v…

Q: The five masses below all have the same radius and a cylindrically symmetric mass distribution. They…

A: Given:a ICM = 1125 g cm2 , M=44 gb ICM = 1469 g cm2 , M=53 gc ICM = 1404 g cm2 , M=47 gd ICM = 1313…

Q: Two stars each of one solar mass (= 2×1030 kg) are approaching each other for a head on collision.…

A:

Q: Certain neutron stars (extremely dense stars) are believed to be rotating at about 1.9 rev/s. If…

A: We know:

Q: In a certain binary-star system, each star has the same mass which is 9.0 times of that of the Sun,…

A: Gravitational force provides centripetal force

Q: Two stars of masses 3 x 1031 kg each and at distance 2 x 1011 m rotate in a plane about their common…

A:

Q: em 109 Your answer is partially correct. Try again. (a) How far is the center of mass of the…

A: A very important result is here i am showing to you  answer is 4.6783×103 km b)- Now we find the…

Q: Comets move around the sun in very elliptical orbits. At its closest approach, in 1986 Comet Halley…

A:

Q: A pulley (in the form of a uniform disk) with mass Mp and radius Rp is attached to the ceiling in a…

A:

Q: What is the velocity center of mass

A: Given: Distance from the sun = 1.5 × 1011 m Mass of the Earth = 6 × 1024 kg  The radius of the earth…

Q: At an amusement park there is a ride in which cylindrically shaped chambers spin around a central…

A: Given, at an amusement park, there is a ride in which cylindrically shaped chambers spin around a…

Q: Three disks A, B and C with same radius 5.0 cm are placed at coordinate (0,50 cm), (-15 cm, 0), and…

A:

Q: A carnival ride tests your courage by putting you in a situation that would appear dangerous. A…

A: Given information: The mass of the person (m) = 75.3 kg The radius of the tube (r) = 4.1 m The…

Q: Mercury is the closest planet to the Sun. has a mass of 3.18 × 1023 kg and an average radius of 2.43…

A: Detailed explanation:A. Acceleration due to gravity on Mercury (gMercury​)The formula to calculate…

Q: A rocket, launched from the Earth, shuts off its engines when its speed is 5.25 km/'s. It reaches a…

A:

Q: Two particles of equal mass 'm' go around a circle of radius Runder the action of their mutual…

A:

Q: Zorch, an archenemy of Superman, decides to slow Earth’s rotation to once per 27 h by exerting a…

A: Given:

Q: After our Sun exhausts its nuclear fuel, its ultimate fate may be to collapse to a white dwarf…

A:

Q: At an amusement park there is a ride in which cylindrically shaped chambers spin around a central…

A: Given data: Speed (v) = 3.06 m/s Mass (m) = 71.1 kg Force (F) = 250 N Required: Radius of the…

Q: Saturn rotates once in 645 min and has a mass of 5.69 x 1026 kg. Suppose that scientists have placed…

A: Time period of rotation T=645 min=645×60=38700 s, mass of Saturn M=5.69×1026kg and gravitational…

Q: When the Sun runs out of nuclear fuel it will collapse into a white dwarf. The present radius of the…

A:

Q: Consider a rocket of mass m directly heading upwards, out to space. What is the escape velocity vo…

A: According to Energy conservation law, Initial Total Energy of the Rocket is equal to final total…

Q: Certain neutron stars  (extremely dense stars)  are believed to be rotating at about 1.4 rev/s. If…

A:

Q: The 2004 landings of the Mars rovers Spirit and Opportunity involved many stages, resulting in each…

A:

Q: The evolution of a star depends on its size. If a star is sufficiently large, the gravity forces…

A: Given:  R = 7 x 108 km  T = 26 days  R' = 15 km

Q: On an asteroid like Bennu, where NASA just landed a probe on October 20, a pressurized nitrogen…

A:

Q: At an amusement park there is a ride in which cylindrically shaped chambers spin around a central…

A: Given:Tangential velocity = 5m/smass of the person = 50kgForce = 125N Required:Radius of the chamber…

Q: At what rate, in watts, is the Earth losing rotational kinetic energy due to tidal braking?…

A: Given Data: Rotational K.E, Erot=0.5I⊕ω2 Angular speed, ω=2πP Earth M.I., I⊕=25M⊕R⊕2 Where,…

Q: After our Sun exhausts its nuclear fuel, its ultimate fate may be to collapse to a white dwarf…

A: Part (a): The expression for the average density is, ρ=msunVρ=msun43πr2..............(1) Here, m is…

Q: mp Mp Two planets orbit each other in stable circular orbits at a distance D =7.06 × 10' km. The…

A:

Q: In a certain binary-star system, each star has the same mass which is 8.5 times of that of the Sun,…

A: GIVEN :                Mass of star = M = 8.5 x mass of sun                distance between stars =…

Q: A meteor of mass m is approaching earth as shown on the sketch. The distance h on the sketch below…

A:

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: NOTE: Your answer suggests that you have assumed constant gravitational

A: Explained as, F=-GMMR+y2

Q: the sun will eventually run out of nuclear fuel, go nova, and collapse into a dense object known as…

A: A white dwarf is the core of a dead star. When a massive star undergoes supernova in its end stage,…

Q: A rocket is fired straight up, and it burns out at an altitude of 250 km when traveling at 6.00 km/s…

A: Given Data  R = 6.37×106M = 5.98×1024G = 6.67×10-11N.m2kg2

Q: After our Sun exhausts its nuclear fuel, its ultimate fate may be to collapse to a white dwarf…

A:

Q: meters

A: Given: The mass of object A and B is m=220 g. The radius of object A and B is r=21 cm. The height…

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.