Seudónimo Seudónimo

01-10-2019
Physics

contestada

A 3.05 kg block is sliding across level ground with uk=0.250. what is the friction force?(unit=N)

Respuesta :

MathPhys MathPhys

01-10-2019

Answer:

7.48 N

Explanation:

Friction force equals the normal force times the coefficient of friction.

F = Nμ

For a block on level ground, the normal force equals the weight.

N = mg

Therefore:

F = mgμ

F = (3.05 kg) (9.81 m/s²) (0.250)

F = 7.48 N

Answer Link

Otras preguntas

A snail travels 3 ft every hour. How far does the snail travel in 2 hours? Express your answer in simplest form. A. 8 ft

The Maya did not unite to form a single united empire. Independent city-states or kingdoms with common cultural ties developed instead. What cultural elements d

Margaret wants to order a new cell phone case. She's found the one she wants on four different websites. The prices and shipping and handling fees are all a lit

What is the name of the belief that the U.S. had a responsibility to spread Christianity and civilization to inferior people of the world? * Third Reich Anglo S

228 divided by 12 equals???

How is oogenesis different from spermatogenesis?

Which of the following root words means "more than one"? Ambi- Ject- Junct- Terr-

In a paragraph, compare and contrast the way Anaya and Nye use voice (including word choice, tone, and text structure) and rhetorical appeals to support their

In 5 card poker hand what is the probability of having exactly 1 ace

The astrolabe, an example of improved technology of the 15th and 16th centuries, had the GREATEST impact on A) literacy rates. B) building methods. C)