Questions

Adam Smith propounded the following first four canons of taxation -(1)Canon of Equity. (2) Canon of Certainty: (3) Canon of Convenience or Ease (4) Canon of Economy.

It is a scheme across the river Rihand near Pipri in Mirzapur district of Uttar Pradesh

A periscope is an optical instrument that uses a system of prisms, lenses, or mirrors to reflect images through a tube.

Light from a distant object strikes the top mirror and is then reflected at an angle of 90 degrees down the periscope tube. At the bottom of the periscope, the light strikes another mirror and is then reflected into the viewer’s eye.

Hence, A periscope works by the principle of Total internal reflection.

IBM 1401 is the first computer brought by the Nepal Government in the year 1959 for lease.