tamarawashingt tamarawashingt

22-04-2017
Physics

contestada

The blades in a blender rotate at a rate of 6800 rpm . When the motor is turned off during operation, the blades slow to rest in 2.8 s .

Respuesta :

22-04-2017

The angular acceleration of the blade when it's switched off is (-6800 rev/min) divided by (2.8 sec) = -2,428.6 rev/(min-sec) = -40.5 rev/sec^2 .

Answer Link

Otras preguntas

Many international cultures are becoming westernized. Which of the following scenarios would best symbolize the effect of this process on indigenous cultures?

Molly ran 2/3 of a mile in 8 minutes. If Molly runs at that speed, how long will it take her to run one mile?

which one of the following sentences contains an incorrect usage of the singular possessive? A. Mary was dominant among Jesus disciples B. lcaru's

WHO offered to lead men in battle for the relief of Boston?

two people are independently choosing 3-topping pizza with 4 possible type of crust and 8 possible toppings.what is the probability that they choose the same ex

For which form of reproduction is a mate required

Until the age of exploration and the emergence of a new global economy, _______, not Europeans, dominated trade.

What is the solution to the system of equations? x=3y+5 x-4y=3 ( , )

What rights does the Declaration of Independence express? A. Legal rights of citizens B. The right to citizenship C. Human rights of citizens, including life an

the diameter of a circle is 7 cm so the radius is=___________cm