Three identical very dense masses of 5600kg each are placed on the x axis. One mass is at x1=-110cm, one is at the origin, and one is at x2=400cm. What is the magnitude of the net gravitational for Fgrav on the mass at the origin due to the other two masses? Take the gravitational constant to be G=6.67*10^-11Nm^2/kg^2 Express your answer in newtons to three significant figures.

Q: The pion has an average lifetime of 32.0 ns when at rest. Calculate its lifetime with velocity…

A: given that,proper time, t0=32 nsv=0.8 c

Q: A spacecraft in the shape of a long cylinder has a length of 100 m, and its mass with occupants is 1…

A:

Q: Schwarzschild radius of this black hole

A:

Q: why is G considered to be the same throughout the universe?

A:

Q: a. What is the event horizon radius [m] for the sun if it were to collapse to a Schwarzschild black…

A: Given information: Here, Msun is the Sun’s mass.

Q: A spacecraft (mass = m) orbits a planet (mass = M) in a circular orbit (radius = R). What is the…

A: The spacecraft has to be sent to infinity in space where the gravitational force on the spacecraft…

Q: Lorentz Force is given by F = qË + qv, × B Given to vector, v, = ((0) î + (0) ĵ + (5) k) × 10® m/s…

A: The net force acting on a particle is mass times the acceleration of the object. when a positively…

Q: What is the conceptual difference between g and G?  Besides their numerical values,

A: g is the acceleration due to gravity which is expressed in m/s2. G is the universal gravitational…

Q: In 1999, scientists discovered a new class of black holes with masses 100 to 10,000 times the mass…

A:

Q: If the mass of the spaceship (including the astronauts) is m = 10^4 kg, %3D what would be its rest…

A: Given: Rest mass, m0=104 kg Require: Rest mass energy, E=?

Q: How many of the following statements are FALSE?…

A: How many of the following statements are FALSE

Q: What would be the total energy of the spaceship (m = 10^4 kg) when %3D moving at v = 0.75c as…

A:

Q: An asteroid moving with velocity v is moving towards a star from a very far point. The impact…

A: Given: Velocity of asteroid = v. Impact parameter = b. Mass of the star = M. Radius of star = R

Q: Which of these forces is NOT unified with the others in a Grand Unified Theory?   a. gravitational…

A: Grand unified theory of Forces includes three of four fundamental Forces, which are: Strong Force…

Q: How close, r, to the center of a neutron star would a manned satellite be orbiting if it were at the…

A: Gravitational force of earth’s surface = Gravitational force of star GMN mr2=mg r= G MNg

Q: Two students of opposite sex with masses 70.0kg and 52.0kg respectively are sitting 1.50m apart…

A:

Q: accelerated to a kinetic energy of 1.60 x 10-9J in a modern sychroton. Find its mass increase over…

A: Given values:- Kinetic energy,(K.E)=1.60 x 10-9 J=1.60 x 10-9 kg-m2/sec2 ----(1) Restmass of…

Q: Miniature black holes. Left over from the big-bang beginning of the universe, tiny black holes might…

A: m= mass of person ME ,MB= mass of earth & black-hole respectively Re, Rb= radius of earth and…

Q: The evil team of Ms. Moonstruck and Mr. Luny intend to deflect the Moon from its orbit around Earth…

A: Given data, Force needed, F = 6570 N mass of the moon, m = 7.36×1022 kg Let the mass of the black…

Q: What must the separation be between a 7.0 kg particle and a 4.9 kg particle for their gravitational…

A:

Q: How many days will have elapsed in 6.02 x 10^23 ns?

A:

Q: Our solar system orbits the center of the Milky Way galaxy. Assuming a circular orbit 30,000 ly in…

A: The time period of revolution is given by, T=2πrv Here, r is the radius of the orbit and v is the…

Q: A spacecraft in the shape of a long cylinder has a length of 100 m, and its mass with occupants is 1…

A:

Q: What is the conceptual difference between g and G?

A: Acceleration due to gravity (g) = 9.8 ms2Universal gravitational constant (G) = 6.67×10-11 Nm2kg2

Q: Assume that the laws of Newtonian mechanics and Newtonian gravity still hold for a neutron star,…

A: Assume that the laws of Newtonian mechanics and Newtonian gravity still hold for a neutron star,…

Q: Why are gravitational waves hard to detect and is there a way to simplify the process? How

A: Why are gravitational waves hard to detect and is there a way to simplify the process.

Q: A spacecraft with a proper length of Lp passes by an observer on the Earth. According to this…

A: It is known that when an object moves in high speed with respect to an observer then its length…

Q: A spacecraft with a proper length of 300 m passes by an observer on the Earth. According to this…

A: The speed of the spacecraft is given by v=L∆t=L01-v2c2∆tv2=L021-v2c2∆t2=L02∆t2-L02∆t2v2c2

Q: separation

A:

Q: The spaceship which is measured to be 50 m long by the captain. When the spaceship past a space dock…

A:

Q: The following is the equation for Wien displacement 2T = ?. Determine the value "?". A. 5.67 x…

A:

Q: Nothing can escape the event horizon of a black hole, not even light. You can think of the event…

A: To determine Schwarzschild radius for a black hole with a mass 7.5 times the mass of the sun.

Q: Consider a universe where G = 1 N m2/kg2.  Now consider an equilateral triangle of side length 3 m.…

A: Let the magnitude of the masses be M and the length of the side of the equilateral triangle be L.…

Q: What would be the diameter (of the event horizon) of a black hole with the same mass as Jupiter?

A: Blackhole is a hypothetical concept that contains everything in the universe within a very small…

Q: If G is given by 6.67 X 10-11 and the mass of the Sun is 1.98 X 1030 kg, what would be the radius of…

A: Given:- If G= 6.67 X 10-11 the mass of the Sun is 1.98 X 1030 kg A black hole is an object for which…

Q: Spacecraft 1 passes spacecraft 2 at 0.855c relative to spacecraft 2.  An astronaut on spacecraft 1…

A: Length Contraction is a phenomenon of shortening of measured length of a moving object than its rest…

Q: The acceleration of gravity near a black hole is so large that not even light can escape. Which two…

A: Scenario: Gravity near black hole is magnificent that even light can't escape.

Q: 1. Radionuclide has a lifetime of 1x10^(-5) when measured at rest. how far does it take before…

A:

Q: A spacecraft (mass = m) orbits a planet (mass = M) in a circular orbit (radius = R). What is the…

A:

Q: A star is 5.00 ly from the Earth. At what speed must a spacecraft travel on its journey to the star…

A: Given Data:   The actual distance between the earth and the star is, L0=5.00 ly The largest distance…

Q: What is the event horizon radius [m] for the sun if it were to collapse to a Schwarzschild black…

A: Given: Mass of sun , Msun = 1.99 x 1030 Kg

Q: What is the Schwarzschild radius (in km) of a 6Msun black hole? What fraction of the Earth's radius…

A:

Q: The emission from the region surrounding an accreting super-massive black hole is seen to vary…

A: