find the objects

Find the object that can be used as a tool to measure the length of a hammer. => Both of these or Figure 2 or Figure 1 or None of these..

Find the object that can be used as a tool to measure the quantity of liquid in the jug. => Figure 2 or Figure 1 or Both of these or None of these..

Object at Infin..

When an object is placed at infinity, the rays coming from it are parallel to each other. Let us consider two rays, one striking the mirror at its pole and the other passing through the centre of curvature. The ray which is incident at the pole gets reflected according to the law of refl..

When an object is placed at infinity, the rays coming from it are parallel to each other. Let us consider two rays, one striking the mirror at its pole and the other passing through the center of curvature. The ray which is incident at the pole gets reflected according to the law of refle..

Here, we consider a ray of light which is parallel to the principal axis and another ray passing through the centre of curvature. The ray which is parallel to the principal axis passes through the focus and the ray which passes through the centre of curvature retraces its path. The reflected rays ..

The image is Formed at the focus Extremely diminished Virtual Erect ..

The angle of an object at which it is seen, when the object is below the level of the eye, is called _____________________. => Angle of elevation or Angle of depression or Any of the above or None of the above..