jasminemarquez79 jasminemarquez79

04-02-2020
Physics

contestada

While a person lifts a book mass 2kg from the floor to a laptop, 1.5m above the floor, how much work does the gravitational force do on the book?

Respuesta :

rakshaprakash11 rakshaprakash11

17-02-2021

Answer:

w= 30 joules

Explanation:

w=mgh

w=2*10*1.5

w=30 joules

u can take g=10 in this ques or g=9.8

Answer Link

Otras preguntas

Add using fraction strip. 1/2 + 5/2

why do we need to protect our eyes

Which statement BEST supports the choice made in Part A? A The diagram shows four daughter gametes that have exchanged genetic information between chromatids. B

Part a a calorimeter consists of an aluminum cup inside of an insulated container. The cup is weighed on a top-loading balance and is found to have a mass of 31

Which expression correctly represents "six more than the quotient of three and a number, decreased by eight"? 6+3/n-8 6+n/3-8 6+3/n+8 6+n/3+8

Who will be taxed for eskom

Tell us a story about a challenge you faced recently that occured because you are a girl. What happened?

A 3. 5-a current is maintained in a simple circuit with a total resistance of 1500 ω. What net charge passes through any point in the circuit during a thirty se

In 2017, 89% of the energy for the transportation sector in the usa was derived from what source?

When deciding whether to hire an additional worker, firms look at how the additional worker would affect?