Yes, a moment can be negative. The direction of the moment depends upon the axis of rotation with respect to which you are measuring the turning... View Article
Thevenin's Theorem is an easy way to analyze power circuits, which has a load that changes value during the analysis process. Thevenin theorem... View Article
One of the prominent examples of infrasound waves is the earthquake waves. There are three types of earthquake waves and they are known as:... View Article
A compound pendulum is made of an extended mass that is free to oscillate about a horizontal axis. A special reversible compound pendulum called... View Article
The potential gradient is calculated by measuring the potential difference between the ends of the potentiometer wire and dividing it by the... View Article
Entropy is a measure of randomness or disorder in a system. High entropy means high disorder and low energy. Similar Reading: Difference Between... View Article
The capacitance of a capacitor is increased by the dielectric by reducing the electric field between its plates, hence reducing the potential of... View Article
Whenever an electric charge is in motion, a magnetic field is created. The spinning and orbiting of the nucleus of an atom produce a magnetic... View Article
Class C amplifiers give maximum distortion. Class C amplifiers are amplifiers in which the collector current flows for less than half cycle of... View Article
When the fixed stud A and a movable stud B are brought in contact without applying any under pressure, and the zero of the circular scale does... View Article
Emissivity is defined as the ratio of the energy radiated from the surface of a material to that radiated from a perfect emitter, known as a... View Article
A changing electric field produces a changing magnetic field which in turn produces a changing electric field, thereby propagating as an... View Article
The relationship between light intensity and distance is inverse in nature. When the distance increases, the light intensity decreases. When the... View Article
The polarization loss factor is the projection of the normalized transmitted field vector into the normalized receiving antenna polarization... View Article
The degree of linear polarization is quantified with the polarization extinction ratio (PER), which is defined as the ratio of optical powers in... View Article
