Friction is a necessary evil. justify
WebFriction is the force that works against any action. say a ball is moving on the ground, it is friction that work against the direction of the ball which helps it to roll farther. so it is a evil that work against our actions but its necessary in order to complete them. WebMar 4, 2024 · 1.)friction is necessary evil. Justify ? 2.)write at least 3 poininst force? refers to the attachment.. unable to post as it contains rude words :(
Friction is a necessary evil. justify
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WebDisadvantages of friction: 1. It always resists the motion, so extra energy is required to overcome it. 2. It causes wear and tear of machines. 3. It decreases the life expectancy … WebFeb 21, 2024 · Gases and liquids are also known as fluids. Fluids exert the force of friction on objects in motion through them. The frictional force exerted by fluids is also called …
WebAnswers (1) Frictional force causes a lot of losses in general upkeep and wear and tear of machinery. Hence it is considered as a evil. But almost all crucial tasks cannot be carried out without the presence of friction. Basic activities like walking and writing on a surface are possible due to friction. Hence it is considered as a necessary evil. WebFriction is the force resisting the relative motion of solid surfaces, fluid layers, and/or material elements sliding against each other.It may be thought of as the opposite of "slipperiness". Friction is the "evil" of all motion. No matter which direction something moves in, friction pulls it the other way.
WebIn some cases friction is useful but in other cases friction is harmful. It means that friction is both useful and harmful for us. Friction plays an important role in our daily life. In some cases friction is useful but in other cases friction is harmful. ... Class 8 Question > What is meant by fricton is necessary evil ? Download as PDF ... WebApr 6, 2024 · Complete answer: Friction is a necessary evil because it has both harmful and beneficial effects. Examples: (i) We can walk easily because the ground offers …
WebMar 7, 2024 · Static friction is the frictional force which keeps the object at rest. Sliding friction is the frictional force on the object when the object is moving (or sliding) over a surface. Rolling friction is the frictional force on the object when the object rolls over a surface. It is highest.
WebAug 22, 2024 · Explanation: Friction is a crucial evil because it has every risky and beneficial effects. examples:- we're capin a position to walk with out problem because of … maryandmartha/catalogWebMay 18, 2024 · In this article, we explain and justify why we call friction a necessary evil with some examples and a comic strip. Friction as a necessary evil explain with 3 examples. Heating effect of friction: The … mary and martha card holderWebMost Upvoted Answer. Why do friction is known as a 'necessary evil'? 1)it helps in gripping. 2)it helps us to walk.if there was no friction we would never stop once we set into motion. 3)it helps us to write on paper or any other thing. 1)it is responsible for the wear and tear of machines. 2)it reduces the speed of a moving object. huntington isd footballWebThe examples to illustrate that friction is a necessary evil are : If there was no friction, we would not be able to walk. If there was no friction, we would not be able to drive vehicles … mary and martha brother lazarusWebMay 17, 2024 · Friction is the force that resists motion when the surface of one object comes into contact with the surface of another. In a machine, friction reduces the mechanical advantage, or the ratio of output to input: an automobile, for instance, uses one-quarter of its energy on reducing friction. Yet, it is also friction in the tires that allows the ... maryandmartha.comWebDisadvantages of friction: 1. Friction produces heat which damages the moving parts of a machine. 2. Friction produces wear and tear on the contacting surfaces. This reduces the life of machine parts, tyres and shoe soles. 3. A lot of energy is wasted due to friction to overcome it before moving. huntington island campgroundWebDec 9, 2024 · “Friction is a necessary evil ”. Justify your answer with suitable examples from sport. Answer. Friction is usually called a necessary evil. It means that it is … huntington island campground in beaufort sc