fabfly4mehanni4e fabfly4mehanni4e

21-07-2016
Mathematics

contestada

A 0.5 kg block is moving at constant speed on a horizontal surface. the friction force acting on the block is 20N, calculate uk

Respuesta :

meerkat18 meerkat18

21-07-2016

The friction force is equal to the normal force by the object equal to the weight of the object multiplied by the coefficient of friction. In this case, we substitute to the equation
4.9 N * 9.8 m/s2 = 20 N * ukuk is equal then to 0.245.

Answer Link

Otras preguntas

Lionel is preparing for his first job interview. the night before the interview, he is restless and anxious; his palms sweat and his heart beats faster than usu

Which one of the following statements accurately represents the Celsius scale? A. The boiling point of water is 212 °. B. The freezing point of wate

Gel electrophoresis is NOT used for: a. analysis of gene expression b. analysis of DNA fragments according to their sizes c. analysis of patterns created with r

How do I do question C?! Mass to moles

Which step of mitosis involves the chromosomes lining up in the center of the cell? metaphase prophase anaphase telophase

Do you hear the same sentence fluency here? Is there the same conscious organization in the transitions between sentences and paragraphs? How is the logical dev

On average 14.1% of welds performed by a particular welder are defective. if, in one day, the welder creates three welds. what is the probability none of the sa

which event occurs first a. haemons death b. antigones death c. eurydices death d. haemos attempt to stab creon

How should the answer be reported using the correct number of significant figures?

Maximize Q=3xy^2, where x and y are positive numbers such that x+y^2=2