Latest Posts

Where is the electric field the largest?

Based on the convention concerning line density, the electric field is greatest at locations closest to the surface of the... View Article

In a 1-dimension plane, electric fields can be added according to the relationship between the directions of the electric field... View Article

Yes, the electric field can exist in a perfect vacuum.

Yes, Earth has an electric field. The electric field of the Earth is the consequence of the Earth having a... View Article

Faraday cage blocks the effects of an external field on its internal contents or the effects of an internal field... View Article

In Physics, uncertainty is a range of values which likely encloses the true value. Uncertainty is categorized in the following... View Article

From Newton’s Second Law of Motion, we know that F = ma, from the equation, we can see that force... View Article

The velocity of an object increases when we drop it down. This indicates that the object accelerates. This is due... View Article

Some of the factors that affect the rate of cooling are: The rate of cooling depends on the thermal conductivity... View Article

An ideal voltmeter has infinite resistance and it is an open circuit. However, in reality, it is not possible to... View Article

Yes, a capacitor itself does not convert an AC to DC. However, capacitors are connected across bridge rectifiers to obtain... View Article

The inductor is equivalent to a short circuit when connected to a DC circuit. The inductor in a DC circuit... View Article

The temperature of the gas is directly proportional to the average kinetic energy of its molecules. Faster moving particles collide... View Article

Gravity tends to keep things together through attraction, as a result, it lowers the statistical entropy. Read More: Thermodynamics

It is impossible for the entropy of an isolated system to decrease. However, when a system is not isolated but... View Article

The thermodynamic arrow of time is provided by the second law of thermodynamics, which says that in an isolated system,... View Article

Yes, the second law of thermodynamics applies to life. Life is an open system where energy and matter continuously flow... View Article

For all scattering angles, we measure two intensity peaks. One peak is located at the wavelength λ, which is the... View Article

A geomagnetic reversal is a change in a planet’s magnetic field such that the positions of magnetic north and magnetic... View Article

In the process of photosynthesis, not all of the incident sunlight is absorbed by the plant. Some energy is reflected... View Article