# Posts by learner

Total # Posts: 18

**Digital Signal Processing**

A signal of power 6 mW is transmitted through a cable. If the signal encounters a loss of 6db due to impairments of the transmission medium. Calculate the power received at the receiver end.

**Data Communication (Computer Science)**

@bobpursley You did: 4.01e6=400e3log2(1+S/N) 10=log2(1+S/N) Now question is that after solving C and B i.e., C/B we get following result: =4010000/400000 =401/40 =10.025 But you wrote only 10 here. Question is why?

**Data Communication (Computer Science)**

A noisy channel which has a bandwidth of 400KHz and theoretical channel capacity of 4.01Mbps. According to Shannon Capacity formula: a. Calculate the Signal Power received at the receiver end if the Noise Power is .001 Watt. b. Calculate the signal to noise ratio of the ...

**Physics**

A video game console operates potential difference of 12.00 V as shown in fig. The potential difference supplied by the power receptacle is 120 V AC. A transformer is used to convert one voltage to the other. If the secondary coil of the transformer (the 12.00 V side) has 1200...

**English**

I have to write a 300-500 word essay answering the following questions What benefits do you expect to achieve from career exploration? What do you expect to be the most challenging parts of your career planning process? Why? What questions do you hope to answer about career ...

**Algebra**

Is (1,-4) a solution to the equation y=-2x? I need help finding the answer.

**World HIstory**

What do you think was the most important legacy of ancient Greece? Explain and give specific examples from your reading to support your answer.

**Science**

I need help understanding this. I keep re-reading and I'm still confused. Can you help me by re writing it in a way that I can understand? The pressure law states that for a constant volume of gas in a sealed container the temperature of the gas is directly proportional to...

**math**

How do i find the perimeter of a triangle with variables? one side is 2(q^2 - 3q), the second side is q + 10 and the third side is q^2. how do i add all of these sides

**english**

Thank you, you were right with number 7, it was express.

**english**

Thank you for your answer! For 7 I thought it was either to inform or to analyze, so I guess to analyze? and 9 it was between B and A so I guess A? And 10. It creates an anxious tone? Thank you again.

**english**

6.Read the following excerpt from "The Middle Passage" by Olauduh Equaino. Immediately another quite dejected fellow who on account of his illness was suffered to be out of irons also followed their example and i believe many more would soon have done the same, if ...

**Grade 12 Calculus**

Hey u jst derive ua equation an replace ua x by 1\3 Or u jst replait wthought deriving it.

**Math / Algebra**

I would like to know if I got my answer right. I am supposed to find the LCM of 11(t-5)and 55(t-5). I thought that the answer was 11t-55 but I am a little bit lost can you please help me. Thanks

**ALGEBRA**

How can I find tHe equivalent expression of -(92u+86x-44). I thought about changing the whole expression but it did not work ex: -92u-86x+44

**Math**

I am supposed to use patterns or a linear equation to complete the table but I can not find a pattern of linear equation. For instance I tried Q=11(P)+0. but it works for only the first one and the last two. Plase help... P --2--- 88 ----- 8 ------ 10 ----- ? Q--22---- ? -----...

**PreAlgebra**

Actually it does say y=10^3x which confuses me a little bit, I research a little and I think that this could be an equation in exponential function is this right?? Thank you for answering so fast!!

**PreAlgebra**

Identify in the following equation is quadratic or linear? y=10^3x According to what I understand this needs to be a quadratic equation, because it is in exponential form, and a linear equation does not use exponents am I right??