Automatic Street Light

An introduction: Needs no manual operation for switching ON and OFF. When there is a need of light it automatically switches ON. When darkness rises to a certain level then sensor circuit gets activated and switches ON and when there is other source of light i.e. daytime, the street light gets OFF.  The sensitiveness of […]
Continue reading…

Enjoyed this post? Share it!

 
 

Solar Cell

How Solar System Works? Learn by Animation The circuit illustrated here is used as Solar Cell. You can get plate from your old faulty solar calculator. Carefully dissemble plate with out tearing its 2 wire. Connect both wire to a LED through a switch. When Solar Plate is kept in sunlight and switched ON you […]
Continue reading…

Enjoyed this post? Share it!

 
 

Rectifier

LESSON ON HALF WAVE RECTIFIER / FULL WAVE RECTIFIER / BRIDGE RECTIFIER A Rectifier converts  AC (Alternating Current) in to DC (Direct Current ). Generally Diode is used as rectifier.  Rectifier uses the property of Diode to allow flow of current in only one direction.                       […]
Continue reading…

Enjoyed this post? Share it!

 
 

Charger

Ni Cd Battery Charger The nickel-cadmium battery is a popular type of rechargeable battery for portable electronics and toys using the metals nickel (Ni) and cadmium (Cd) as the active chemicals. They are sometimes used as a replacement for primary cells, such as heavy duty or alkaline, being available in many of the same sizes. It is commonly used […]
Continue reading…

Enjoyed this post? Share it!

 
 

Transformer

Picture of Transformer Model This is a simple Project for CBSE +2 Students to show how no of turns effects the e.m.f No. of turns in Primary winding  is _______. No. of Turns in Secondary winding at each tapping  is _______. Input Voltage is _________. Output Voltage in each tapping from common is _________. In […]
Continue reading…

Enjoyed this post? Share it!