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Adam
Questions and answers by
Adam
, page 5
Questions (650)
A parallel RL circuit has a reactance of 250 W and a resistance of 125 W. The phase angle of the circuit impedance is
3 answers
335 views
A parallel circuit has value of RT = R1 // R2 // R3. If one resistor opens, RT
RT increases?
3 answers
470 views
If the resistance between the center and the outer terminal on a 20 k ohm potentiometer reads 12 k ohms, the resistance between
1 answer
980 views
A common collector amplifier without a bypass capacitor has RE = 1.5 kohms and RC = 2.1 k ohms and r'e = 17 ohms. The voltage
3 answers
328 views
An op amp has a maximum output voltage swing of 10 Vpp and a voltage gain of 100. What is the largest peak to peak input signal
2 answers
513 views
A resistive load of 2 k is connected across the secondary windings of a 25:1 transformer. If the primary voltage is 50 V AC,
1 answer
414 views
A diode carries 20 mA with a 2.0 V forward voltage drop. What is the power dissipation?
1 answer
385 views
The value 000001112 is sent to Port B of an Eblock system where an LED module is connected. Which LEDs are on?
1 answer
308 views
Thinking in terms of a gate, how would you keep open a two-input OR gate? In other words, what should one of the lines be held
1 answer
352 views
A control system is needed to alert an attendant for the following situation. Which of the following is the Boolean equation
1 answer
449 views
You need to prepare 100.0 mL of a pH=4.00 buffer solution using 0.100 M benzoic acid (pKa = 4.20) and 0.180 M sodium benzoate
How
4 answers
1,031 views
What mass of propane (C3H8) is needed to produce 346 g carbon dioxide in the following reaction?
C3H8(g) + 5O2(g) -> 3CO2(g) +
4 answers
998 views
What is the empirical formula of a compound that is 14 g calcium, 11 g oxygen, and 0.7 g hydrogen?
A. CaO2H B. Ca2OH2 C. CaOH D.
2 answers
595 views
I'm embarrassed I can't figure this out on my own but I can't so here I am. I was giving these words and told to put them in "
1 answer
422 views
Janet jumps off a high diving platform with
a horizontal velocity of 2.23 m/s and lands in the water 1.7 s later. How high is
2 answers
551 views
A golfer takes two putts to get his ball into
the hole once he is on the green. The first putt displaces the ball 9.6 m east,
3 answers
1,184 views
If aqueous hydrofluoric acid is reacted with sodium hydroxide, which of the following substances are in the net ionic equation?
2 answers
789 views
Calculate the correct boiling point for nitrobenzene. Assume that a total immersion thermometer was used. The obs. boiling point
3 answers
785 views
Use the equation for acceleration to determine the acceleration for the following motion.
Time(s) 0 1 2 3 4 Velocity(m/s) 0 2 4 6
1 answer
400 views
An airplane at 410 miles per hour at 40 degrees east of south is blown off course by a wind of 50 miles per hour at 25 degrees
1 answer
473 views
For the following reaction, identify the substance oxidized, reduced and the oxidizing and reducing agents.
2SO2 + O2 ----> 2SO3
3 answers
1,785 views
3. Radioactive decay of nuclei often involves several decays before a stable nucleus is formed. This is called a decay chain.
3 answers
1,023 views
Rewrite the sentences using nouns to replace the phrases in italics.
Example: She writes books for a living. She is a writer. 1.
4 answers
1,350 views
A car of mass 900.0 kg accelerates away from an intersection on a horizontal road. When the car speed is 49.7 km/hr (13.8 m/s),
3 answers
1,549 views
2. Explain how trusts, pools, holding companies, and communities of interest work to reduce competition and to introduce
3 answers
1,397 views
A 1500-kg car moving north at 27.0 m/s is struck by a 2165-kg car moving east at 13.0 m/s. The cars are stuck together. How fast
2 answers
518 views
Some gardening books tell people to water their plants during the morning or the evening instead of during the sunniest ,
3 answers
389 views
X-rays can take pictures of your bones but visible light cannot. Explain why.
Homework question, please and thank you!
1 answer
385 views
Canadians are becoming more conscious of the importance of good nutrition, and some researchers believe that we may be altering
2 answers
1,100 views
Danny bought 6 packets of drink. Each packet contained 1/4 liter of drink. Find the total amount of drinks in liters.
3 answers
463 views
express 8 divided by 12 as a frction
1 answer
332 views
estimate the value of 3268 x 7
4 answers
543 views
estimate 4825 x 63
1 answer
328 views
estimate the value of a)4312 divided by 6 and b) 7134 divided by 82
12 answers
759 views
Cosmetic surgery is more likely to lead to disappointment if a person is ________.
A. Seeking surgery with the hope of
1 answer
458 views
Im researching a disease caused by a cellular organelle that does not function properly. My topic is "cardiamuscle disease" and
1 answer
434 views
I have a project due tomorrow and i cant find a good place to start. Cardiacmuscle disease is a disease that is a result of the
1 answer
466 views
3813.75 Joules of work is being done on a 150 lb object while it is moved 75 ft across a horizontal plane, what is the final
1 answer
404 views
Al is twice as old as Bill, who is twice as old as Carl. In 10 years, Al will be twice as old as Carl. How old is Al now?
A. 40
4 answers
1,680 views
Which theme from Macbeth do these lines support?
"This supernatural soliciting Cannot be ill, cannot be good. If ill, Why hath it
3 answers
1,762 views
The student wanted to be sure he had made Calcium Oxide. He crushed some heated limestone and added water. The mixture got hot.
4 answers
472 views
Write about why out think the Indians/Villagers may of invented the character of the Beast.
3 answers
318 views
In a country where inflation is a concern, prices have risen by 50 % over a 3-year period.
(a) By what percent B do the prices
2 answers
521 views
a) A sprinter must average 24.0 mi/h to win a 100-m dash in 9.30 s. What is his wavelength at this speed if his mass is 84.5 kg?
4 answers
2,577 views
A car is traveling at a rate of 80 kilometers per hour. Set up the equation that would convert the speed to meters per second.
2 answers
829 views
Sarah is being chased down on the base paths during her softball game. What sport skill is she using most often as she goes back
5 answers
909 views
A space station Radar locates sattelites A and B at a certain moment:
A_0=(a_1,0,1^3), B_0=(0,b_2,b_3) the space station is
1 answer
450 views
In the figure, xp and xt are opposite rays and xq bisects pxs. For each situation, provide the best possible answer.
1 answer
459 views
1. In works like "To Build a Fire," Naturalist writers such as Jack London advocated (Points : 5)
trusting entirely in the wisdom
3 answers
688 views
Factor: 27-(m+2n)^3
I've tried it but my answer was incorrect.
2 answers
570 views
1. The UV index on a sunny day can be modelled by the function y= -0.15(x-13)^2+7.6 , where x represents the time of day on a
4 answers
1,008 views
Express the concentration of a 0.0700 M aqueous solution of fluoride, F-, in mass percentage and in part per million. Assume the
2 answers
1,020 views
Confused on this
8log8(19)=
5 answers
743 views
Does Chewbacca have a human like wiener or is it one of those red rocket type deals?
George Lucas won't answer my emails.
1 answer
351 views
With which statement would BOTH FDR and Reagan agree?
A. Government must protect freedom of speech. B. Government must resolve
7 answers
1,319 views
What is the difference between the definition of interest groups and the definition of a political party?
A. Interest groups
3 answers
698 views
4x−y+2z=11
x+2y−z=−1 2x+2y−3z=−1 can someone help me find x,y,z, I have tried isolation but i cant seem to get it
3 answers
435 views
I am told to find the "Total heat capacity of the system in the Calorimeter"
All I have is this equation: Csys=Ccal+Csol What is
1 answer
347 views
Which rhetorical device would it be if the author is trying to show hope for the audience by showing a nice sky in the
3 answers
408 views
How many votes does each state have in the Electoral College?
is equal to number of members the state has in congress Just
4 answers
778 views
Under which condition would a plurality vote result in the winner receiving less than a majority of the votes cast (i.e. less
1 answer
450 views
Suppose the stone is thrown at an angle of 30.0� degrees below the horizontal. If it strikes the ground 57.0 m away,
find (a) the
4 answers
1,422 views
A 72 kg skier leaves the end of a ski-jump ramp with a velocity of 24 m/s directed 25◦ above the horizontal. The skier returns
2 answers
563 views
Is the first 10 amendments and the bill of rights the same thing?
5 answers
449 views
need help with this question
What impact has the 14th amendment has on the Bill of Rights? a. None. b. It reduced the number of
6 answers
548 views
Im confused, i think it is c or d.
Why are civil liberties considered negative rights? A. Because citizens must act to protect
5 answers
545 views
do all states have the same number of rights in their constitutions
4 answers
368 views
Originally was the First Amendment was applicable to the states but not the federal government.
1 answer
400 views
is the answer to this question C
Which is a right in the body of the constitution as opposed to in one of the amendments? a. Free
9 answers
590 views
does the first amendment include the right to free speech, religion, and privacy
3 answers
443 views
Consider a corn field in the spring at the end of April. The field has been heavily tilled in the fall and all residues have
1 answer
477 views
Consider a heavily grazed pasture of fescue grass mixed with clover (clover is a legume) on a spring day. Assume it has not
1 answer
368 views
How has Italy’s economy changed since 1950?
3 answers
443 views
Evan type 72 pages of notes one day. He typed one half of the pages in the morning and one third of the pages in the afternoon.
10 answers
2,456 views
A Sample of propane, C3H8, occupies 5.00L at 270C and 309torr. The volume of the canister is changed to 1.85L while the pressure
3 answers
460 views
what volume of oxygen at 423.0K and a pressure of 127.4kPa will be produced by the decomposition of 129.7g barium peroxide to
4 answers
1,957 views
What would the volume be of 0.955g of propane at 735 torr and 35.00C?
And How many mols of xenon would be required to create a
1 answer
464 views
The table below represents the velocity of a car as a function of time:
Time (hour) x Velocity (miles/hours) y 0 50 1 52 2 54 3
3 answers
1,034 views
If 5.026g chromium is combined with 3.04L of chlorine gas at 0.955atm
and 220C, what mass of chromium (III) chloride is produced?
2 answers
584 views
Sulfuric acid is produced commercially by the reactions indicated below at the appropriate percent yields for each step. The
1 answer
461 views
How do you work out the pKa of a substance from the titration curve that has two equivalence points?
1 answer
383 views
i think it is answer ( b ), can someone make sure
What is the difference between criminal and civil law? a) There is no
2 answers
620 views
I think it is ( a ) or ( c ) but not sure
What makes precedent important in our justice system? a) It is the current
1 answer
422 views
I think it is ( a ) or ( c ) but not sure
What makes precedent important in our justice system? a) It is the current
1 answer
415 views
does Congress have ability to change the structure and jurisdiction of the Court
1 answer
344 views
What is the difference between criminal and civil law?
2 answers
600 views
how would you describe some who is crazy to jump from outer space to earth
4 answers
353 views
The Volume of air in a car tire is 800cm^3 and the pressure is 290kPa.
Determine the volume the air would occupy as soon as the
4 answers
562 views
The Volume of air in a car tire is 800cm^3 and the pressure is 290kPa.
Determine the volume the air would occupy as soon as the
2 answers
585 views
A 2-kg small block is dropped from rest. The spring has a constant k = 500N/m. If the entire track is frictionless except for
2 answers
723 views
1. A graduate measured out a 100. mL hard water sample and titrated it with 37.6 mL of 0.0100 M EDTA solution for a total
2 answers
543 views
I think someone might have already asked this question....
In American history, The West and the East, what were the major
3 answers
439 views
_____ and _____ are in Brooklyn
What does this mean. It asked what borough we live in and I said Brooklyn and I don't get what
1 answer
411 views
5x-7(2-4x)
2 answers
223 views
A jet is flying through wind blowing 55mi/h at a bearing (clockwise from north) of 35°. The jet is flying with a speed of 550
2 answers
920 views
Write an equation for the line that passes through the points (0,5) and (4,12). Use any valid form of a linear line.
b)You are
3 answers
623 views
Integration
Given that: t ∫ (3X + 2) dx = (13/2) 1 Find the value of t
1 answer
313 views
The problem is: a raised to the 2nd power plus 14a raised to the 5th power plus a raised to the 7th minus 16
2 answers
543 views
someone swings a bucket of water in a vertical circle. Describe the water's motion to another person? or How would you? & also
1 answer
442 views
Per GWe-year, a 3700 MWt Sodium Fast Reactor produces 558 kg and consumes 789 kg of fissile plutonium in the core while
3 answers
437 views
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