A nickel-cadmium cell has two plates. The active material of the positive plate (anode) is Ni(OH)4 and the negative plate (cathode) is of cadmium (Cd) when fully charged. The electrolyte is a solution of potassium hydroxide (KOH) with a small Read more…
Hi friends, In this article, I am going to discuss the nickel-iron battery working principle and construction., and compare its features with a lead-acid battery. So keep reading. The Nickel-Iron alkaline cell was developed by an American scientist Read more…
All new completed electrical installation should be tested before connection to the supply, to ensure that the installation is technically sound and free from any possible short circuits, etc. the main reasons, to test a new electrical installation or house Read more…
Hi friends, In this article, I am discussing the stepper motor working principle, its basics and applications. You will find it informative and instresting. So keep reading. As the name implies, a stepper motor, within its operation range, Read more…
Hi friends, In this article, I am discussing the radar system working principle, block diagram and applications. So keep reading. A radar which stands for “radio detection and ranging” is a method of detecting the presence and position Read more…
Hi friends, In this article, I am providing you some basic information about ultrasonic waves and industrial applications of ultrasonic waves. So keep reading. The term ultrasonic is used in acoustics to denote the frequencies which are beyond Read more…
High resistivity materials are used for making resistance elements for heating devices, starters for electric motors, resistances used in precision measuring instruments, loading resistances and rheostats and filaments for incandescent lamps. High resistivity materials are used in all such Read more…
Do not forget to click the “finish” button to see the correct answers and result.
Do not forget to click the “finish” button to see the correct answers and result.
Do not forget to click the “finish” button to see the correct answers and result.