subject

Physics, 16.01.2021 22:10 deisyy101

Find the work done by a man who is pulling a box of 45kg of mass by means of rope which makes angle of 45 degrees.

ansver

Answers: 3

Show answers

Another question on Physics

question

Physics, 21.06.2019 22:10

Agas is contained in a vertical, frictionless piston–cylinder device. the piston has a mass of 3.2 kg and a cross-sectional area of 35 cm2. a compressed spring above the piston exerts a force of 190 n on the piston. if the atmospheric pressure is 95 kpa, determine the pressure inside the cylinder.

Answers: 3

question

Physics, 22.06.2019 14:30

When the displacement of a mass on a spring is 12a the half of the amplitude, what fraction of the mechanical energy is kinetic energy? at what displacement, as a fraction of a, is the mechanical energy half kinetic and half potential?

Answers: 3

question

Physics, 22.06.2019 16:20

How does a circuit breaker protect a refrigerator? a. when the current is too high, a metal strip in the fuse melts and opens the circuit. b. when the resistance is too high , a re-settable which opens a circuit c. when the current is too high , a re-settable switch opens the circuit d. when the resistance is too high a metal strip in the fuse melts and opens the circuit

Answers: 2

question

Physics, 22.06.2019 21:00

Give me a example of a decomposer. explain what would happen if decomposers were absent from a forest ecosystem

Answers: 1

You know the right answer?

Find the work done by a man who is pulling a box of 45kg of mass by means of rope which makes angle...

Questions

question

Mathematics, 15.07.2019 12:00

Aperson hour is a unit of measure representing one person working for one hour. a construction foreman estimates it will take 2880 person-hours to bui...

question

Mathematics, 15.07.2019 12:00

Astudent expanded an expression, as shown. is the student's work correct? explain why or why not. −6 ( 4x − 2/ 13 ) −6(4x) + 6 ( − 2...

question

English, 15.07.2019 12:00

There are likely to be many differences between neighborhoods with and without schools that might lead to differences in attitudes about contraceptive...

question

History, 15.07.2019 12:00

What term was used to describe the rough divide between free and slave states by the mid-1800s?...

question

English, 15.07.2019 12:00

As you maneuver your car, your eyes should be looking...

question

Health, 15.07.2019 12:00

9. why is it important to know the terms related to oncology services as well as terms related to the endocrine, nervous, and special senses systems...

question

French, 15.07.2019 12:00

Idon't understand ! 1. complete the sentences with the correct possessive adjective: mon, ma, mes, ton, ta, tes, son, sa, ses, notre, nos, votre,...

question

Chemistry, 15.07.2019 12:00

You are a geologist studying an unusual rock formation in a recently discovered cave. in order to determine if the rocks contain the mineral calcite (...

question

Mathematics, 15.07.2019 12:00

Choose the constant term that completes the perfect square trinomial. y^2 + 8y a. +16 b. -16 c. +64...

question

Mathematics, 15.07.2019 12:00

Which statement is not true by cpctc...

question

English, 15.07.2019 12:00

Which type of question can you answer by connecting the dots and piecing together information from a text? (3 points)...

question

Mathematics, 15.07.2019 12:00

Can someone answer this question correctly, this is my only chance to answer this question,...

question

Health, 15.07.2019 12:00

Describe a myth you believed in the past to be true about crime victims...

question

Mathematics, 15.07.2019 12:00

If two sides of a triangle are 1 and 3, the third side may be?...

question

Chemistry, 15.07.2019 12:00

25 points you are a scientist working on increasing the efficiency of appliances to waste less electricity. you are running experiments measuring th...

question

Mathematics, 15.07.2019 12:00

The sumof the angle measures of any triangle is 180 degrees. suppose that one angle in a triangle has a degree for 6x-9 and another has a degree measu...

question

Mathematics, 15.07.2019 12:00

Rewrite the equation into y = ax+b y - 3 = [tex] \frac{1}{2} [/tex] x + 1...

question

History, 15.07.2019 12:00

What actions by the british led to american resentment? (select all that apply.) a. encroachment on louisiana territory b. the xyz affair c. native...

question

Biology, 15.07.2019 12:00

Baldness (b) is inherited as x-linked dominant disease. an affected male marries a homozygous recessive female. what is the probability that their mal...

question

Mathematics, 15.07.2019 12:00

Someone answer this question with the correct answer...

More questions: Physics Another questions

Questions on the website: 13722367