Is matter a particle or wave?
In the 1920s, a young physicist named Louis de Broglie made a suggestion that since light has momentum, wavelength and... View Article
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What is an ideal heat engine?
The idea of an ideal heat engine was first developed by Sadi Carnot in 1824. He imagined a heat engine... View Article
What types of waves are ocean waves?
Ocean waves are an example of surface waves. Surface waves are waves that travel along the surface of the medium.
Why is there no charge inside a conductor?
The inside of the conductor does not contain any charge. If charges were present inside a conductor then such charges... View Article
How do you determine the size of a capacitor?
How to size a capacitor for an electric motor? A capacitor provides the initial push needed by the motor to... View Article
What is the binding energy of oxygen?
Calculate the binding energy of the oxygen isotope 168O. Consider the mass of the isotope to be 16.0amu. Solution: The... View Article
What are the two types of flux?
Flux is a set of imaginary lines through which a physical quantity travels. In physics, there are two types of... View Article
What is PD and why is it lower than EMF?
PD is the Potential difference in short. The difference in the amount of energy that charge carriers have between two... View Article
What happens when a paramagnetic material is heated above Curie temperature?
We define curie temperature as the temperature at which ferromagnetic materials become paramagnetic. Since the paramagnetic materials are already paramagnetic... View Article
Why is stainless steel a poor conductor of heat?
Steel is a poor conductor of heat because of its alloy structure.
What is the relationship between porosity and permeability?
Porosity is the measure of the ability of the rock to hold a fluid. On the other hand, permeability is... View Article
Can a magnetic field exist without an electric field?
No, it is not possible for a magnetic field to exist without an electric field.
What does a time varying magnetic field yield?
A time-varying magnetic field produces an electric field. Faraday’s law states that when the magnetic flux associated with the conductor... View Article
Why does the width of depletion region increase in reverse bias?
When the battery’s negative terminal is connected to the p-type and the positive terminal of the battery is connected to... View Article
What four factors affect the induced emf?
The induced emf is affected by the following four factors: The induced e.m.f. is proportional to the number of turns... View Article
Why can’t transverse waves travel through fluids?
Transverse waves are waves in which the displacement of the medium is perpendicular to the direction of propagation of the... View Article
Can water waves be Polarised?
No, water waves cannot be polarized because they are longitudinal waves. Longitudinal waves cannot be polarized because the direction and... View Article
What is meant by damping torque?
Damping torque is a physical phenomenon of manipulating a system’s movement by producing motion that opposes the natural oscillation. It... View Article
What will happen if modulation index is greater than 100 %?
When the modulation index is greater than 100 %, the message intended to be transferred will not be communicated properly.... View Article
Why is wood not attracted to a magnet?
Wood is not attracted to a magnet because no internal field is induced in the wood due to the magnet.... View Article
