What is difference between mass and weight? Mass is the measure of the amount of matter present in an object. Weight is the force acting on the... View Article
Does amplitude affect resonance? Resonance is the increase in the amplitude of vibration of the object when the driving frequency or external... View Article
What is the amplitude of oscillation? The amplitude of oscillation is the distance from the mean or equilibrium position to either extreme.... View Article
Can two wavefronts cross each other? No, wavefronts from the same source do not intersect. If the wavefronts intersect then there will be two... View Article
Do lone pairs repel each other? Yes, lone pairs repel each other. Lone pair of electrons are the electrons in the valence shell that are not... View Article
What does the kinetic theory mean? Kinetic theory is a fundamental theory that explains all the physical properties of the matter in terms of... View Article
Is concave lens positive or negative? The power of the lens is the reciprocal of the focal length. A concave lens is a diverging lens, so it will... View Article
What happens when an insulator is placed in an electric field? When an insulator, also called the dielectric, is placed in an electric field, it... View Article
How does inductance affect current? The property of the coil to oppose any change of current through the coil is called self-inductance. The... View Article
What is the Curie temperature of a ferromagnetic material? Below the Curie temperature, the magnetic dipoles are aligned and parallel. This... View Article
Does current flow through an inductor? Yes, there is a current flow through the conductor. The current flowing through the inductor produces... View Article
Why does equilibrium happen? Equilibrium happens in a chemical reaction when the concentration of the reactants and the products remains the... View Article
What is carrier drift? When an electric field is applied across the semiconductors, the carriers drift through the semiconductors. The carriers... View Article
How is black body radiation calculated? The total power radiated by a black body is calculated using the Stefan-Boltzmann equation. The total... View Article
What will happen if you use an uninsulated copper wire for making an electromagnet? The copper wire around an electromagnet is insulated to avoid... View Article
When there is an increase in temperature, the molecules gain more energy and start moving faster and faster. Therefore, when the temperature is... View Article
What is the half-life of alpha particle? Alpha decay is a type of radioactive disintegration in which some of the unstable atomic nuclei gives... View Article
How do you know if a reaction is at equilibrium? The reaction constant Q is a measure of the amount of reactants and products present in the... View Article
According to Le Chatelier’s principle, adding additional products to the system will shift the equilibrium to the left, so that more reactants... View Article
If the width of the slit is increased in diffraction most of the light will pass through the slit without getting diffracted. As a result, the... View Article
