WebIf so, explain how this is accomplished without doing work. 2. Give an example of a situation in which there is a force and a displacement, but the force does no work. Explain why it does no work. 3. Describe a situation in which a force is exerted for a long time but does no work. Explain. Web28 sep. 2024 · ZERO WORK:The work done is said to be zero work when force and displacement are perpendicular to each other or when either force or displacement is zero. example: When we hold an object and walk,the force acts in downward direction whereas displacement acts in forward direction. Was this answer helpful? Why is friction negative …
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WebIn which situation is no work done? answer choices A hockey puck slides along ice at constant speed. A golfer hits a golf ball with 15,000 N of force. An object hits the window … WebIt basically says that no work is done carrying a book across level ground. It's so patently stupid it must be wrong — right ... the positive work done raising it was cancelled by the negative work done lowering it resulting in zero work being done overall on the book. (The situation is different for the smashed walnut, insect, or square ... is michaela bates pregnant yet
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WebAnswer: Work is done whenever a force or a component of a force results in a displacement. No component of the force is acting in the direction of motion when the … Web8 nov. 2024 · Just look at it generally as work done on a body/person to climb and use the equation w=fd=mgh. No, that is not roughly the situation with someone who climbs the stairs. W = 0, which implies Δ U = 0. Here conservation of energy is 0 = Δ K + Δ U + Δ E c h e m i c a l with, of course, Δ K = 0. @garyp: That's incorrect. WebIn which of these cases is work being done? answer choices A student sleeps A student pushes a locked door that does not move a student carries his chair into another room A … is mice of men censored in schools