derekcalhoun8386 derekcalhoun8386

21-02-2018
Mathematics

contestada

The wheel of an engine is of radius 1.5 m. Find the distance covered by it when it made 20 revolutions.

Respuesta :

aimanadlinp4fyje aimanadlinp4fyje

21-02-2018

[tex]circumference \: = 2\pi \: r[/tex]
2 X 3.14 X 1.5m

= 9.42 m for a revolution

9.42 X 20

= 188.4 m for 20 revolutions.

Answer Link

Otras preguntas

A person with conservative views believes that government should have a weak role in people's daily lives and is more likely to support the Republican Party wea

The core of a realistic novel is: a. setting b. conflict c. characterization

A similarity between the governments of Iran and Saudi Arabia is that __________. a. neither allows political parties b. both are monarchies c. both have con

The vertex form of the equation of a parabola is y=(x-5)2+16.What is the standard form of the equation? a. y=x2-10x+41 b. y=x2+10x+16 c. y=x2+x+8 d. y=3x2-10x+4

NEED HELP!!!!! Which of these sequences is a geometric sequence? a. 1, 2, 4, 7, 11, 16, 22, … b. 2, 4, 8, 14, 22, 38, … c. 3, 6, 9, 12, 15, 18, 21, … d. 3,

All of the following were true about the changing roles of women in society at the turn of the 20th century EXCEPT: a. many women demanded equal pay for the sa

What is something parents can do to encourage volunteering? a. Talk to their children about their interest b. Volunteer themselves c. Suggest a trial run with a

Plz help desperatley need this credit!!! A health food company sells packs of assorted nuts. The company incurs a monthly fixed cost of $1,400 for ingredients a

Many lakes in the Eastern Mediterranean have no river outlets to the ocean. As a result, what levels of mineral content and salinity do they usually have? a. h

Your classmate claims that if you double the radius of a sphere, its surface area and volume will quadruple. What is your classmate’s error? Explain.