DeadpoolDude152 DeadpoolDude152

09-10-2017
Physics

contestada

A child carries a 3N book at a constant velocity 4 meters across a horizontal floor. What is the net work done?

Respuesta :

Аноним Аноним

17-10-2017

Note that 4 m (meters) has the units of distance, not velocity.

By definition,
Work = Force x Distance
Therefore if a 3 N book is carried over a distance of 4 m, the work done is
3 *3 4 = 12 J

Answer: 12 J

Answer Link

Otras preguntas

Which is one reason that the Byzantine Empire lasted a long time?

52 L equal to 5200 ml

_____ refers to the division of time into distinct units. a. Periodization b. Chronology c. Narrative d. History

Complete the sentence. A _____ is a complete list of the singular and plural verb forms in a particular tense. progressive verb form present participle conjugat

Scott Carpenter was the first American in space. true or false?

Which is produced immediately after a plant sperm cell fertilizes an egg cell? a. a zygote b. plant nutrients c. sweet nectar d. a spore

One of the key questions historical criticism attempts to answer is: What were the common beliefs that people of the time embraced? a. True b. False

Another word for the statement in a critical essay of the writer's interpretation is the _____. 1.)thesis 2.)evidence 3.)evaluation 4.)process

Patricians were the common farmers, merchants, workers, and artisans that made up the majority of Roman citizens. a. True b. False

Which would have the GREATEST effect on the rate of photosynthesis in a plant? A) oxygen level B) light intensity C) sugar concentration D) starch concentra