Physics Questions and Answers (Q&A)

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Physics is one of the fields in science that deals with the physical phenomenon around man, that is matter and its behaviors through space and time. Physics involves the study of several forces such as stress and the deformation it can cause to objects, which can be referred to as strain. The...Read More

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The answer to this is letter B. 4 meters. The reason for this is based on the weights of the people who are using the see-saw. You should remember that the person on one side is 600 N while the person on the other side is 450N. This means that without knowing where to properly sit, the he...Read More

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S. Barnes

Driving down to Knowledge town

LDR is known as the Light Dependent Resistor. There are two main types of photosensors, and these are known as the LDR or Light Dependent Resistor and the photodiodes. If you were to ask someone who uses photosensors, which one they use, they would tell you that they use the Light Dependent...Read More

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It should be remembered that while Ohm’s law seems to be very effective, it still has some limitations that should be noted. For example, it will not show details about how semiconductor devices will behave. Another thing is that it cannot be 100% accurate especially when some properties...Read More

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There are two correct answers to this question, which are C. The average position of the robot s weight. and D. The average position of the robot s mass. When an object is at the center of gravity, it is equal on all sides. The center of gravity can vary depending on the object. Take for...Read More

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The example of projectile motion is letter B. This is a type of action that is normally experienced by an object that is being thrown on the surface of the earth. Usually, the movement of the item will be curved as it goes towards a specific direction. Baseball is a prime example of this...Read More

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The correct answer to this question is Albert Einstein. He is a physicist, who coined the term. This is a formula, which correlates energy to mass. When he originally wrote the question, he wrote it as m=L/c2. The L represented Lagrangian, which is a general form of energy. Each letter in...Read More

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A dedicated agent, you might think, is an agent who does a good job because he takes his job seriously, but that’s not the business definition of this term. A dedicated agent is one that is assigned to be very familiar with a certain customer of your company. He knows your company just as...Read More

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Coulomb's law can also be referred to as Coulomb's inverse-square law. Physicist Charles-Augustin de Coulomb published the law in 1785. The law was instrumental in developing the theory of electromagnetism. Coulomb's law is experimental. It states that when charges have the same or similar...Read More

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Both specific gravity and density are mostly common in science subjects like physics and even chemistry. Specific gravity and density are not the same when you consider their meanings and how they are calculated. Specific gravity can be defined as the ratio of the weight of a substance with the...Read More

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