Sketch a neat diagram for a detector for AM signal

Sketch the boundary surface diagrams of 2p orbitals.

With the help of neat circuit diagram obtain an expression for voltage gain of a transistor amplifier in C-E configuration.

Combination of lenses are used in optical instruments to obtain the required power. Draw a neat schematic ray diagram for the foma tion of image due to a point object placed in front of two thin convex lenses placed in contact

Banking of road helps to increase the centripetal force and thereby increases the limit of maximum speed of vehicle with it can take the curve. Sketch the schematic diagram of a vehicle on a banked road and mark the various force acting on it.