subject

Physics, 28.05.2021 02:10 nsald6973

It takes a crane 60 seconds to lift a 150kg box from the ground to the top of a 100m tall building. Calculate the magnitude of power exerted by the crane to lift the box A. 9 x 109 W

B. 9 x 109 N

C. 2450 W

D. 2450 N

E. None of the above

ansver

Answers: 3

Show answers

Another question on Physics

question

Physics, 22.06.2019 17:10

What causes the development of most clouds and precipitation in the atmosphere?

Answers: 1

question

Physics, 22.06.2019 19:10

Due sun 06/09/2019 11: 59 pm skip navigation questions correct q 1 [1/1] correct q 2 [1/1] correct q 3 [1/1] untried q 4 (0/1) untried q 5 (0/1) untried q 6 (0/1) untried q 7 (0/1) untried q 8 (0/1) untried q 9 (0/1) untried q 10 (0/1) grade: 3/10 print version start of questions two cyclists, 42 miles apart, start riding toward each other at the same time. one cycles 2 times as fast as the other. if they meet 2 hours later, what is the speed (in mi/h) of the faster cyclist?

Answers: 1

question

Physics, 23.06.2019 01:40

The largest observatory complex in the world is on mauna kea, the tallest mountain on earth. what are some factors astronomers consider when selecting an observatory site? don’t forget practical ones. should astronomers, for example, consider building an observatory on denali (mount mckinley) or mount everest?

Answers: 1

question

Physics, 23.06.2019 02:00

How is an electron dot structure used to represent a covalent bond?

Answers: 2

You know the right answer?

It takes a crane 60 seconds to lift a 150kg box from the ground to the top of a 100m tall building....

Questions

question

History, 21.10.2019 16:30

What vegetable would an ancient egyptian place an oath upon?...

question

Mathematics, 21.10.2019 16:30

What is greater 2yd or 6ft and the other question is 3 ft or 30in...

question

Mathematics, 21.10.2019 16:30

Can someone me on this question. its so hard to do it.

question

Mathematics, 21.10.2019 16:30

The table below shows the combination of a dry prepackaged mix and water to make concrete. the mix says for every 1 gallon of water stir 60 pounds of...

question

Health, 21.10.2019 16:30

How much money is wasted on fraudulent health products each year in the us? a. thousands of dollars b. millions of dollars c. billions of dollars d....

question

Mathematics, 21.10.2019 16:30

You can use the symbol to show a number is greater than another number and the symbol to show a number is less than another...

question

Biology, 21.10.2019 16:30

What substance in the upper atmosphere blocks ultraviolet radiation from the sun, making life on land possible?...

question

Mathematics, 21.10.2019 16:30

Aprojectile is thrown upward so that its distance above the ground after t seconds is given by the function h(t) = -16t2 + 704t. after how many second...

question

English, 21.10.2019 16:30

Recall the first step in the process to determine theme. in three to four sentences, summarize at least three events that happened in the fable. lion...

question

Mathematics, 21.10.2019 16:30

Maths - how dou do it and answer pls show working

question

English, 21.10.2019 16:30

In this excerpt from kennedy's 1963 civil rights address what idea is being most clearly defined? it ought to be possible therefore for a...

question

Physics, 21.10.2019 16:30

Which property of water allows large organisms like the blue whale to swim in the ocean and not be crushed by their body weight? . a-salinity. b-dens...

question

Mathematics, 21.10.2019 16:30

Me my birthday tomorrow and this is due so plz me and explain worth 10 !

question

Mathematics, 21.10.2019 16:30

The apr on leslie's credit card is currently 21.6%. what is the monthly periodic rate?...

question

Mathematics, 21.10.2019 16:30

Arectangle has vertices at these coordinates (1,,,-8) what of the forth vertex of the rectangule...

question

English, 21.10.2019 16:30

Which sentence uses the irregular verb see correctly? a. mary sawed that man again yesterday. b. i thought i seen him in the yard....

question

Mathematics, 21.10.2019 16:30

What is the completely factored form of f(x) = 6x3 – 13x2 – 4x + 15? (x + 1)(6x2 – 19x + 15) (x + 1)2(2x – 3) (x + 1)(3x – 2)(5x –...

question

Mathematics, 21.10.2019 16:30

75 percent of 88 is the same as 60 percent of what number?...

question

Spanish, 21.10.2019 16:30

El auxiliar de vuelo nos recomienda que _ durante el vuelo. a) durmamos b) dormamos c) duermamos d) durmemos...

question

Biology, 21.10.2019 16:30

All living cells use an organelle called a mitochondria to covert carbohydrates into cell energy require chemical energy to d...

More questions: Physics Another questions

Questions on the website: 13722367