The neutron is a subatomic particle found in the nucleus of an atom, along with protons. Unlike protons, which are positively charged, and electrons, which are negatively charged, neutrons have no electrical charge, making them neutral particles.
A small block of mass \(m\) slides down from the top of a frictionless inclined surface, while the inclined plane is moving towards left with constant acceleration \(a_0\). The angle between the inclined plane and ground is \(\theta\) and its base length is \(L\). Assuming that initially the small block is at the top of the inclined plane, the time it takes to reach the lowest point of the inclined plane is _______. 