Login or Sign Up

Ask a New Question

AAA

Questions and answers by AAA

Questions (89)

given the following equations:2x-3y=10 3x=4y=15 which one of the regression equation x on y? show computation
1. 5 answers
2. 5,851 views
The speed of radio waves is 3*10^8m/s, the same as the speed of light. If a spacecraft transmits a radio signal with frequency
1. 3 answers
2. 1,000 views
The mass of 1 cubic meter of air at sea level is about 1.3kg. much does it weight in newtons? How much would a stack of 8000
1. 1 answer
2. 650 views
Given that the oboe's lowest note is B flat 3 and its length approximately 64 cm, what length would you expect for the bassoon,
1. 3 answers
2. 750 views
The clarinet's lowest note is D3, 147 Hz. What is its effective length, that is, the length of an idealized closed pipe that has
1. 3 answers
2. 1,029 views
The trombone's low B flat 2 is played with the slide in first position. What is its effective length, that is the length of an
1. 1 answer
2. 451 views
Suppose you make a tape recording of a male voice singing slowly and playing it back at double speed.What will happen to the
1. 3 answers
2. 1,369 views
if you stand at one side os a stage with hard parallel side walls 17m apart and make a handclap, how often do the flutter echoes
1. 1 answer
2. 446 views
I want to make solutions of pH 3.5, 4.5, 6.5, 8.5 and 10.5 from 0.1 M HCl and 0.1 M NaOH. how many ml shall I take from each
1. 1 answer
2. 297 views
I have a 40 ml solution of pH 4.36. I need to make this solution at pH 8.5 by adding extra 10 ml of HCl and NaOH. Thanks
1. 1 answer
2. 404 views
A circuit is composed of a capacitor C=3 μF, two resistors both with resistance R=69 Ohm, an inductor L=6.00e-2 H, a switch S,
1. 2 answers
2. 656 views
Light from a coherent monochromatic laser of wavelength λ=2.29e-4 m is incident on two slits, both of width a, separated by a
1. 2 answers
2. 591 views
two brothers together owned 1/3 of a small rice mill valued at 1,260.000. One brother owned 3/7 as much as the other. What is
1. 3 answers
2. 471 views
The denominator of a certain fraction exceeds the numerator by 1. The reciprocal of the fraction exceeds 3/4 by 7/12. Find the
1. 2 answers
2. 607 views
if one card is drawn from a normal pack of 52 playing cards,what is the probability of getting a king or a heart?
1. 2 answers
2. 465 views
B owes $3000 due 2 years from today without interest and $2000 with interest at 4% compounded quarterly due in 6 years from
1. 2 answers
2. 520 views
Let Θ1, Θ2, W1, and W2 be independent standard normal random variables. We obtain two observations,X1=Θ1+W1,X2=Θ1+Θ2+W2.
1. 4 answers
2. 3,988 views
For the model X=Θ+W, and under the usual independence and normality assumptions for Θ and W, the mean squared error of the LMS
1. 7 answers
2. 4,230 views
A closed surface is constructed in the space between two large parallel metal plates, where there is a constant electric field
1. 4 answers
2. 2,489 views
The total charge on a uniformly charged ring with diameter 26.0 cm is −57.3 µC. What is the magnitude of the electric field
1. 2 answers
2. 578 views
A uniform electric field of 775 N/C is produced within a particle accelerator. Starting from rest, what are the following?(a)
1. 3 answers
2. 1,238 views
The figure below shows a dipole. If the positive particle has a charge of 33.9 mC and the particles are 2.48 mm apart, what is
1. 3 answers
2. 776 views
The figure below shows four small charged spheres arranged at the corners of a square with sided = 25.0 cm on each side.(Let q1
1. 2 answers
2. 515 views
Given the arrangement of charged particles in the figure below, find the net electrostatic force on the q2 = 12.33-µC charged
1. 2 answers
2. 567 views
A particle with charge q1 = +4.4 µC is located atx = 0, and a second particle with charge q2 = −2.3 µC is located at x = 15
1. 2 answers
2. 520 views
The figure below shows four small charged spheres arranged at the corners of a square with sided = 25.0 cm on each side.(Let q1
1. 4 answers
2. 970 views
A uniform electric field given by E = (2.35i − 5.60j) ✕ 105 N/Cpermeates a region of space in which a small negatively
1. 2 answers
2. 578 views
A circular hoop of radius 0.60 m is immersed in a uniform electric field of 27.0 N/C. The electric field is at an angle of
1. 2 answers
2. 983 views
The net electric flux through a Gaussian surface is −680 N · m2/C. What is the net charge of the source inside the surface?nC
1. 3 answers
2. 527 views
Two infinitely long, parallel lines of charge with linear charge densities 4.1 µC/m and −4.1 µC/m are separated by a
1. 2 answers
2. 725 views
Two uniform spherical charge distributions (see figure below) each have a total charge of 85.7 mC and radius R = 15.2 cm.Their
1. 3 answers
2. 722 views
The infinite sheets in the figure below are both positively charged. The sheet on the left has a uniform surface charge density
1. 3 answers
2. 814 views
A capacitor is constructed with two parallel metal plates each with an area of 0.61 m^2 and separated by d = 0.80 cm. The two
1. 4 answers
2. 2,592 views
Find the electric field due to an infinite plane of positive charge with uniform surface charge density.slideplayer.com/slide/50
1. 2 answers
2. 1,318 views
Is this right?How much energy is stored in the 50mF capacitor when Va-Vb= 22V?
1. 1 answer
2. 1,253 views
A source consists of three charged particles located at the vertices of a square (see figure below), where the square has sides
1. 2 answers
2. 544 views
A 9.00-nC charged particle is at point B in a uniform electric field with a magnitude of 975 N/C (see figure below). What is the
1. 1 answer
2. 489 views
Calculate the equivalent capacitance between points a and b for each of the two networks shown in the figure below. Each
1. 1 answer
2. 739 views
For the four capacitors in the circuit shown in the figure below,CA = 1.00 µF, CB = 4.50 µF, CC = 2.40 µF, and CD = 3.40 µF.
1. 1 answer
2. 421 views
The plates of an air-filled parallel-plate capacitor with a plate area of 18.5 cm2 and a separation of 9.25 mm are charged to a
1. 2 answers
2. 613 views
An aluminum wire has a diameter of 0.395 mm. What length of the wire has a resistance of 2.60 Ω?m
1. 1 answer
2. 381 views
A two-slice bread toaster consumes 849.0 W of power when plugged into a 120.0-V source.(a) What is the current in the toaster? A
1. 4 answers
2. 475 views
A copper wire that has a cross-sectional diameter of 3.000 mm has a current of 1.141 A.(a) What is the current density? (b) What
1. 1 answer
2. 395 views
If the switch in the figure below is closed, use the values given to find the potential difference between the following points.
1. 1 answer
2. 425 views
Three batteries and four resistors are connected in a circuit as shown in the figure below. (Let emf1=70.0V, emf2=455.0V, and
1. 2 answers
2. 560 views
The emf in the figure below is 4.62 V. The resistances areR1=41.0Ω, R2=27.5Ω, and R3=39.5Ω. Find the following. (a) the
1. 1 answer
2. 367 views
The figure below shows a circuit with a 12.0-V battery connected to four resistors. How much power is delivered to each
1. 2 answers
2. 1,101 views
For the four capacitors in the circuit shown in the figure below, CA = 1.00 µF, CB = 4.10 µF, CC = 2.10 µF, and CD = 3.10
1. 1 answer
2. 449 views
Calculate the equivalent capacitance between points a and b for each of the two networks shown in the figure below. Each
1. 2 answers
2. 614 views
Can someone please tell me what methods of transportation were used by immigrants from Russia during the Progressive era?? need
1. 3 answers
2. 447 views
One common type of cosmic ray is a proton traveling at close to the speed of light. If the proton is traveling downward, as
1. 1 answer
2. 487 views
A straight conductor between points O and P has a mass of 0.54 kg and a length of 1.5 m and carries a current of 12 A (see
1. 1 answer
2. 403 views
The figure below shows very long current-carrying wires. Using the coordinate system indicated (with the z axis out of the
1. 3 answers
2. 610 views
A proton is accelerated from rest through a 5.70-V potential difference.(a) What is the proton's speed after it has been
1. 1 answer
2. 521 views
I just want to know the direction for this question. I use the right hand rule and it shows the magnetic field is going into the
1. 1 answer
2. 370 views
A 35 μF capacitor is in a series with a 270 KΩ resistor. Initialy, the voltage across the capacitor is 300 V. A multimeter
1. 1 answer
2. 385 views
The figure below shows a circular conducting loop with a 4.70-cm radius and a total resistance of 1.10 Ω placed within a
1. 1 answer
2. 712 views
At one instant, a current of 8.0 A flows through part of a circuit as shown in the figure below. Determine the instantaneous
1. 1 answer
2. 428 views
At one instant, a current of 8.0 A flows through part of a circuit as shown in the figure below. Determine the instantaneous
1. 2 answers
2. 660 views
After being closed for a long time, the switch S in the circuit shown in the figure below is thrown open att = 0. In the
1. 1 answer
2. 1,042 views
The figure below shows a circuit with em f = 5.00 V, R = 6.10 Ω, L = 76.0 mH, and C = 2.60 µF. After a long time interval at
1. 1 answer
2. 383 views
A fully charged capacitor and a 0.32-H inductor are connected to form a complete circuit. If the circuit oscillates with a
1. 2 answers
2. 537 views
An AC generator delivers an alternating currentI(t) = (3.4 A) sin[(140π rad/s)t] to a single resistor in series with the
1. 3 answers
2. 537 views
A series RLC circuit with a resistance of 116.0 Ω has a resonance angular frequency of 5.1 ✕ 105 rad/s. At resonance, the
1. 3 answers
2. 480 views
The figure below shows a series RLC circuit with a 20.0-Ω resistor, a 390.0-mH inductor, and a 23.0-µF capacitor connected to
1. 5 answers
2. 1,491 views
A block is constructed from layers of cubic zirconia (n = 2.14), flint glass (n = 1.89), and quartz (n = 1.54) as shown in the
1. 1 answer
2. 391 views
What is the minimum value of the index of refraction of a right-angled, isosceles prism for which a light ray entering normally
1. 2 answers
2. 566 views
below the surface of still water. A boat is located where an incident ray from the fish encounters the boundary, and its
1. 2 answers
2. 551 views
Estimate the magnification and focal length of the pitcher of water shown in the figure below. (Assume that the tree is about 42
1. 1 answer
2. 427 views
An object is in front of a converging lens with a focal length of 17.0 cm. The image seen has a magnification of
1. 2 answers
2. 541 views
The figure below shows an object placed a distancedo1 from one of two converging lenses separated by s = 1.00 m. The first lens
1. 3 answers
2. 783 views
A series RLC circuit has an impedance of 120ohm and a resistance of 64ohm. What maximum power is delivered to this circuit when
1. 5 answers
2. 1,258 views
At t = 0 the switch S is closed with the capacitor uncharged. If C = 30 micoF, rmf= 50 V, and R = 10 k, what is the potential
1. 2 answers
2. 1,141 views
Determine the maximum voltage drop across the resistor in the circuit.s.yimg.com/tr/i/10ad923b2d124cbc9a6df99028e9a1b3_A.png
1. 2 answers
2. 604 views
Three long wires parallel to the x axis carry currents as shown. If I = 20 A, what is the magnitude of the magnetic field at the
1. 3 answers
2. 935 views
Light rays strike a plane mirror at an angle of α = 38.5° as shown in the figure below. What is the angle when the reflected
1. 2 answers
2. 533 views
An infinite line charge of linear density  = 0.30 µC/m lies along the z axis and a point charge q = 6.0 µC lies on the x
1. 1 answer
2. 959 views
When an object is located in point 3, the image produced by the converging lens is around near point?s.yimg.com/tr/i/290938f817e
1. 1 answer
2. 347 views
If a positive charge is placed inside the electric field, on what point would you place it, in order to have the highest
1. 1 answer
2. 310 views
What is the magnitude of the potential different across the 5ohm resistor?d2vlcm61l7u1fs.cloudfront.net/media%2F457%2F45707913-9
1. 3 answers
2. 517 views
Question: One ray is shown as it leaves an object placed before a lens. If this ray were continued to show it path through the
1. 4 answers
2. 371 views
The figure shows the orientation of a rectangular loop consisting of 80 closely wrapped turns each carrying a current I. The
1. 1 answer
2. 812 views
A loop of wire (resistance = 2.0 m) is positioned as shown with respect to a long wire which carries a current. If d = 1.0
1. 3 answers
2. 1,035 views
As shown in the figure two loops carry currents with I1 = 3.6 A and I2 =9.4 A. The radii r1 = 12.5 cm and r2 = 18.5 cm. If a
1. 1 answer
2. 429 views
I1 = I2= I3 = 4.00A. If d = 33cm, what is the magnetic field at A? How to I get to the answer 1.71*10^-6T to the rights.yimg.com
1. 1 answer
2. 313 views
The figure shows a cross section of three parallel wires each carrying a current of 15 A. The currents in wires A and B are into
1. 3 answers
2. 1,154 views
A rod moves on two horizontal frictionless conducting rails, as shown. The magnetic field in the region is directed
1. 1 answer
2. 776 views
A rectangular coil moving at a constant speed v enters a region of uniform magnetic field from the left. While the coil is
1. 2 answers
2. 548 views
Which of the following was a principle from the Magna Carta that impacted colonists' beliefs about government?A. the belief in
1. 4 answers
2. 758 views

Questions LLC

Use AI to answer your questions.

Ask a New Question

Company

About Us
Careers
Contact Us
Privacy Policy
Terms of Use

Questions

Archives
Categories
Newest
Random
Search

Trending

Now
Today
Week
Month
Year

Social

Facebook
Instagram
LinkedIn
YouTube
X

© 2024 Questions LLC. All rights reserved.