Opiates such as morphine sulfate stay in the system for about 72  hours. If a person has a high metabolism and is not a regular user  of the drug it could take at little as â¦48 hours for the morphine to  leave the system.
A convex mirror produces a virtual image, because the principle light rays incident on the mirror surface from the object must pass through the focal point on the other side oâ¦f the mirror (virtually), and so the image appears at a depth behind the mirror's surface.
Regular Reflection. If a parallel beam of light is reflected as a parallel beam, when it strikes on a smooth and polished surface, then it is called regular reflection. Plane Mirror: Looking glass, polished metal surfaces, mercury surface and smooth surface of water are all called plane mirrors. Irregular Reflection: If a parallel beam of light is reflected as in different directions, when it strikes on a rough surface, then it is called irregular reflection.