Mouna

A student collected nitrogen by displacing water in a graduated cylinder. the atmospheric pressure was 738.9 mmhg; the height of the water remaining in the cylinder was 13.2 mm; the partial pressure of the water was 18.8 mmhg. determine the partial pressu...

Yes, an image will be formed. The image will be formed at infinity. Because rays after refraction become parallel. Some books say that image will not be formed if object is placed at focal point.. but image will form but at infinity. You can understand th...