by Tarun Agarwal 10 years ago Biometric Sensors – Types and Its Working The word biometrics is derived from the Greek words bio and metric. Where bio means life and metric means to measure. Biometrics are used to identify his or her physical and behavioural characteristics of a person. This method of identification...
by Tarun Agarwal 10 years ago Automatic Wireless Health Monitoring System for Patients Circuit and Working Generally, it is very hard to find the abnormalities in the heartbeat count of a patient. The average count of 25 years old ranges from 140 to 170 beats/minute, whereas in 60 years old people, it ranges from 115 to 140 beats /minute. Patients...
by Tarun Agarwal 10 years ago Underground Cable Fault Distance Locator : Circuit and Its Working Till the last decades, a million miles of cables are threaded in the air across the country. But currently, it is laid in the underground, which is larger than an earlier method. Because, underground cables are not affected by any adverse...
by Tarun Agarwal 10 years ago Movement Sensed Automatic Door Opening System Circuit and Working The automatic door opening systems are used in commercial buildings, shopping malls, theatres, etc. These systems are used to open the door when a person comes near to the entrance of the door and closes it after he moves away from the...
by Tarun Agarwal 10 years ago Solar Powered Led Street Light with Auto Intensity Control Circuit and Working As we know that, nowadays energy sources are limited and energy consumption has increased, So renewable energy sources are used to meet the increase in the demand for energy. Keeping this in mind in this article, we are discussing a solar-powered...
by Tarun Agarwal 10 years ago Know all About a Capacitor – Working of a Capacitor Just like the various electrical and electronic components such as resistor, transistor, ICs, the capacitor is one of the most used components in electrical and electronic circuit design. Sometimes capacitor is referred as a condenser....
by Tarun Agarwal 10 years ago Wireless Power Transfer Circuit and Its Working In the present day, electricity is treated as one of the basic requirements of human beings. But, the cost of making electricity is risky for the environment. According to the energy information records, approximate 50% of all electricity...
by Tarun Agarwal 10 years ago Wireless Home Automation using IOT The process of controlling or operating various equipment, machinery, industrial processes, and other applications using various control systems and also with less or no human intervention is termed as automation. There are various types...
by Tarun Agarwal 10 years ago Latest Simple LDR Projects for Engineering Students The term LDR is known by many names such as a light-dependent resistor, photoresistor, photoconductor, the photocell. The term photocell is most widely used in datasheets as well as instruction sheets for domestic gear. The light-dependent...
by Tarun Agarwal 10 years ago What is Light Dependent Resistor : Circuit & Its Working The controlling of lights and home appliances is generally operated and maintained manually on several occasions. But the process of appliances controlling may cause wastage of power due to the carelessness of human beings or unusual circumstances....
