why is gravitational potential negative?
the gravitational potential is set to be 0 at a distance of infinity.
NS
Related Physics A Level answers
All answers ▸A sigma0 particle with mass 1193 MeV/c^2 decays into a lambda0 particle with mass 1116 MeV/c^2 a photon. Find the energy and momentum of the photon, assuming that the kinetic energy of the lambda0 particle is negligible.
A stationary unstable neutral particle decays into 2 separate particles with equal mass and velocity, what might the resulting bubble chamber diagram look like?
A ball is thrown vertically downwards at a speed of 10ms^-1 from a height of 10m. Upon hitting the floor 10% of the energy is dissipated through waste heat. What is the heighest point the ball reaches before it comes to rest? Take g=10ms^-2
What is the Young's modulus of a material?