subject

Physics, 18.06.2021 04:30 chloehall2269

Hai điện tích điểm bằng nhau, đặt trong chân không cách nhau một khoảng r1 2 cm lực tương tác giữa chúng là 1,6.104 N. = 2 cm. a) Tìm độ lớn hai điện tích đó?

b) Khoảng cách rz giữa chúng là bao nhiêu để lực tác dụng giữa chúng là 2,5.104N?

ansver

Answers: 2

Show answers

Another question on Physics

question

Physics, 21.06.2019 22:30

Which expression allows you to determine the mechanical advantage of an inclined plane? a. height of plane / input force b. length of plane / input force c. length of plane / height of plane d. height of plane / length of plane

Answers: 1

question

Physics, 22.06.2019 07:00

Which articulations allow for greatest range of motion?

Answers: 1

question

Physics, 22.06.2019 12:00

Explain what happens at the saturation point when adding salt to water at room temperature.

Answers: 3

question

Physics, 22.06.2019 17:30

Chameleons catch insects with their tongues, which they can rapidly extend to great lengths. in a typical strike, the chameleon's tongue accelerates at a remarkable 220 m/s2 for 20 ms, then travels at constant speed for another 30 ms.

Answers: 1

You know the right answer?

Hai điện tích điểm bằng nhau, đặt trong chân không cách nhau một khoảng r1 2 cm lực tương tác giữa c...

Questions

question

Mathematics, 26.06.2020 19:01

10 points Let f(x)=1/x and g(x)=x^2+x . What two numbers are not in the domain of fog?

question

Biology, 26.06.2020 19:01

The flowchart below shows the three generations of a cross between a pea plant that has yellow pods and a pea plant that has green pods. Yellow pods a...

question

Engineering, 26.06.2020 19:01

Tech A says that monitors are designed to test if emission systems are working properly. Tech B says that monitors are designed to store sensor data a...

question

Social Studies, 26.06.2020 19:01

June is finding it difficult to recognize familiar objects, like tables and chairs, and people, like her close friends and family members. June is mos...

question

Business, 26.06.2020 19:01

You are considering a project that needs $50,000 investment to start. This is a 5 year project and you are expecting that the project generates annual...

question

Business, 26.06.2020 19:01

A registered representative wishes to give a speech to a group of 35 potential retail clients at a restaurant. The speech is scripted and is a general...

question

Mathematics, 26.06.2020 19:01

Simplify 3.4 minus one-half (0.75). -4.1 -3.025 2.175 3.025...

question

Chemistry, 26.06.2020 19:01

Calculate the molar mass of CH4 gas at STP when 5.46Lof the gas weighs 4g??...

question

Physics, 26.06.2020 19:01

1. What is the inner core of the Earth made of?...

question

Mathematics, 26.06.2020 19:01

Are your finances, buying habits, medical records, and phone calls really private? A real concern for many adults is that computers and the Internet a...

question

Mathematics, 26.06.2020 19:01

Janice is studying the effect of pipe size on water flow rates. In 12 minutes, 463.2 gallons of water flowed from a 2-inch pipe. In 7 minutes, 1730.4...

question

Business, 26.06.2020 19:01

"University A sets tuition at the equilibrium level based on price and then imposes entrance requirements in the form of minimum high school GPA and S...

question

Biology, 26.06.2020 19:01

which Escherichia coli type is commonly assciated with chronic diarrehea in infants and nursery outbreaks in the united states...

question

Physics, 26.06.2020 19:01

They definitely need more guidance to help understand what is wrong and why someone will be crying, but overall they take responsibility over their ac...

question

English, 26.06.2020 19:01

Which motifs serve to set the poem in its proper cultural context? a) storytelling b) the idea of disguises c) xenia d) hubris e) A...

question

Mathematics, 26.06.2020 19:01

The temperature at 3:00pm was 15 degrees. At midnight the temperature was -2 degrees. What is the difference between those two temperatures...

question

Mathematics, 26.06.2020 19:01

1. Multiplicar los polinomios a. (−3x – 4) (4x + 5) b. (3y + 7) (y − 4) c. (3x − 1) (2x + 3) d. (5y + 2) (2y − 1) e. (x + 2) (x − 3) f. (−3x – 4) (−3x...

question

Business, 26.06.2020 19:01

Teddy's Pillows has beginning net fixed assets of $478 and ending net fixed assets of $564. Assets valued at $326 were sold during the year. Depreciat...

question

English, 26.06.2020 19:01

Which plot events occur in “The Market-Place”? Check the two best choices....

question

Mathematics, 26.06.2020 19:01

The total length of wires A, B and C is 445 cm. Wire A is 45 cm longer than wire B, and wire B is half as long as wire C. How long is wire A?...

More questions: Physics Another questions

Questions on the website: 13722363