Toothpaste is a base. It is alkaline in nature. After we have our food, the food gets breakdown and releases the acid. In order to neutralize the... View Article
In electrolysis, a direct electric current is used to drive the non-spontaneous chemical reaction. The direct current helps to deposit the cation... View Article
The potential gradient is the potential difference per unit length. The SI unit of the potential gradient can be determined by substituting the... View Article
How do you identify a Zener diode? Zener diodes may look similar to other diodes. The testing of Zener diodes is the same as the regular diodes.... View Article
The centre of gravity (CG) is a point on the body where the entire weight of the object is concentrated. The centre of gravity of our body can... View Article
What are the properties of interference? The interfering waves must have the following properties The two interfering waves must have the same... View Article
What two forces affect floating? The floating of an object can be affected by two forces. The upward force acting on the floating object is the... View Article
How do you calculate absolute permeability? Absolute permeability is given by the ratio of magnetic flux density to the intensity of the magnetic... View Article
A transverse wave has the oscillations perpendicular to the direction of propagation. If the direction of propagation is along the x-axis then... View Article
How do you describe motion? The motion of the object can be described by the position, direction, speed and acceleration. Motion can be defined... View Article
What is the kinetic energy of gas molecules at absolute zero? According to the kinetic theory of gases molecules, the kinetic energy of the... View Article
Does higher pressure mean higher kinetic energy? No, higher pressure does not mean higher kinetic energy. The kinetic energy of the molecules is... View Article
What is the role of a geostationary satellite? The main role of the geostationary satellite is to stay in the same relative position above... View Article
An inductor is a device used to store energy in a magnetic field when an electric current flows through the inductor. An inductor is nothing but... View Article
What does FM stand for? FM stands for frequency modulation. It is a method of transmitting signals by encoding the signal wave in a carrier wave... View Article
How thin is a thin film? Thin films are of different thickness depending on the properties. A thin film at the atomic level is created by... View Article
What is meant by natural vibration? Natural frequency is the frequency of vibration of the object in the absence of damping or a driving force.... View Article
Why is potential difference useful? The potential difference or the voltage gives us the information about the energy available to push the... View Article
Gravitational and electromagnetic force varies as the inverse square of the distance. Why is force inversely proportional to distance squared?... View Article
