A conducting sphere has charge Q and its electric potential is V , relative to the potential faraway. If the charge is doubled to 2Q, the potential is: A. V B. 3V C. 9V D. V/3 E. V/9

Q: A charge of 0.5 Coulomb is equal to how many electrons?

A: Charge (q) = 5C Charge on electron (e) = 1.6×10-19 C                            .... (Constant value...

Q: In the problem below, can you tell me what is asked, and also solve for it. A rescue helicopter want...

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Q: (II) Two masses, mA = 35.0 kg and mB = 38.0 kg, are connected by a rope that hangs over a pulley (as...

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Q: Find the acceleration of m; in m/s if m, = 1.2 kg and m, = 94.2 kg. (FRICTIONLESS SURFACE) m2 Select...

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Q: A generator is rated at 22500 Watts. Convert its power to horsepower using 1.00 hp = 746 Watts. A 5....

A: Part (1)  Given :  Power rated of generator, P = 22500 W  1.00 hp = 746 Watts  So Power in horsepowe...

Q: 1. A little boy pushes a wagon with his dog in it. The mass of the dog and wagon together is 45 kg. ...

A: Since you have asked multiple questions, we will solve the first question for you. If you want any s...

Q: Before: mA = 2.00 kg mB = 3.00 kg vA = +4.00 m/s vB = 0 m/s After: mA = 2.00 kg vA = −0.800 m/s mB =...

A: The given values satisfy momentum conservation equation along single axis.  mA.vA+mB.vB = constant 2...

Q: A man who has a mass of 80 kg can run up a flight of stairs of 20 steps, in 5 seconds. Given that ea...

A: Given: The mass of the man is 80 kg. The number of steps covered by man is 20. The height in each st...

Q: Part A What is the equivalent resistance between points a and b in the figure(Figure 1)? Rab Submit ...

A: According to guidelines we need to solve only first question kindly repost other questions in the ne...

Q: Find the tension in each string if the light fixture weighs 107 N. 40 40 Select one: O a. T and T, =...

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Q: Unpolarized light is passed through an optical filter that is oriented in the vertical direction. Wh...

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Q: 4. Sue whirls a yo-yo above her head in a horizontal circle. The yo-yo has a mass of 0.20 kg and is ...

A: For circular motion object required centripetal force which provided by tension in the string.

Q: A person observes a point "P" east of his present position, "O". He moves 40° North of East for a di...

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Q: Create a ray diagram for each possible position of an object in front of a concave and convex mirror...

A: Properties of Rays while traveling towards a mirror : 1. The ray passing through or appearing to pas...

Q: 20. An 845-N sled is pulled a distance of 185 meters. The task requires 1.20 x 104 J of work and is ...

A: Given data: The weight of sled is W=845 N. The distance traveled by the sled is d=185 m. The work d...

Q: 6) A 0.315-kg particle moves from an initial position 7, = 2.00 î – 1.00 ĵ + 3.00 k m to a final pos...

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Q: If a car on a circular racetrack (eg, vertical circle of radius R, loop to loop), moving in circular...

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Q: Calculate the wavelength associated with an electron (9.11 x 10^(-31) kg) moving at 52 m/s. Kindly ...

A: Given  Mass m = 9.11× 10-31 kg  Speed v = 52 m/s  Planks constant h = 6.6 × 10-34 Js 

Q: Suppose that there are three point masses arranged as shown in the figure at right. Where is the cen...

A: m1= 4 kg m2= 3 kg m3= 3kg

Q: - In the given p-V diagram, the path (z) from A to B is zig-zag path, but (1) is simple path. Then, ...

A: A state function is a property which depends on the state of a system and independent of the path fo...

Q: five waves pass a dock in 2.0 seconds. If the waves are traveling at 10.0 m/s, then what is the wave...

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Q: If a 1100kg-car makes a circular turn with a radius 15m on a  at road how fast can it go without ski...

A: The idea is that the static friction force of:     F = u m g = 0.5 * 1100 *9.8 = 5390 Newton   5390 ...

Q: The only force acting on a 1.0 kg canister that is moving in an xy plane has a magnitude of 4.1 N. T...

A: Given: m=1.0 kgFxy=4.1 Nvix=3.9 m/s ; viy=0 ; vfx=0;vfy=7.9 m/s;

Q: After the switch is closed in the circuit shown below, there is an instant of time when the potentia...

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Q: B= 4.0 mT | = 2.6 A L=0.65 m Find the force on wire and direction for force?

A: Magnetic field (B) = 4 mT , into the pageCurrent (I) = 2.6 A , towards leftLength (L) = 0.65 m   

Q: PLEASE SHO W WORK Two point charges of + and - 10 nC are separated by 8 cm along the horizontal axis...

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Q: 5. Two blocks of masses mand 3m QIC are placed on a frictionless, hor- V izontal surface. A light sp...

A: As per our policies, we can answer only upto maximum of 3 sub-parts in one question. Please post oth...

Q: Three long, parallel conductors each carry a current of I = 1.64 A. The figure below is an end view ...

A: (b) Using right hands rule, directions of magnetic field at A due to wires 1, 2, 3 are shown below, ...

Q: What are the rules of ray diagramming in lenses? (concave and convex)

A: Convex lens is converging lens while concave lens is diverging lens.

Q: 1. An infinitely large charged plane sheet has a uniform charge distribution as shown in the figure ...

A: We choose Gaussian surface in such a way that it enclosed all the charges inside it and forms closed...

Q: a positive charge, q1=+8.0 nC is at the origin, and a second positive charge q2 = +12nC is on the x ...

A: Consider the given data as below. A positive charge, q1=+8.0 nC=+8.0×10-9 C At distance, x1=0 m A po...

Q: 1.Please answer the equation step by step and include a proper diagram if needed. Usse gravity as 9....

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Q: "normalize the wave function ψ(x) = a exp(-ax2), a and a are constants, over the domain -∞≤ x ≤∞."

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Q: B.A 4.0 kg cart moving with a speed of 5 m/s (East) collides with another 2 kg trolley moving with a...

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Q: Problem 7: A block of mass 5.5 kg is sitting on a frictionless ramp with a spring at the bottom that...

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Q: An object weighing 255 N is supported by a uniform 120 N horizontal beam as shown in the figure. The...

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Q: In the figure here, a ball is thrown up onto a roof, landing 3.90 s later at height h = 18.0 m above...

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Q: a) Write an equation for the currents entering in/out of the top junction in Figure 1. Use I1 as the...

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Q: Consider the three resistors R1 = 21 Ω, R2 = 63 Ω, and R3 = 85 Ω in the configuration shown in the f...

A: Given:  R1 = 21 Ω, R2 = 63 Ω, and R3 = 85 Ω The supply voltage is 2.5 V.

Q: 4.The speed of sound of a sound wave in a medium indicates what property of a sound wave? A. The ve...

A: Since you have asked multiple question, we will solve the first question for you. If you want any sp...

Q: Two iceboats (one of mass m, one of mass 2m) hold a race on a frictionless, horizontal, frozen lake....

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Q: - Part (a) Write an expression for the work done by force F as the block moves a horizontal distance...

A: Given that- The mass of the box (m) = 53 kg. The initial speed of the box is 0 m/s. The applied forc...

Q: drawing shows an equilateral tria side of which has a length of 2.00 t charges are fixed to each cor...

A: We know that here we have given that the three charges one charge on the top of the triangle and two...

Q: Problem 6: A bowling ball of mass m = 1.4 kg is launched from a spring compressed by a distance d = ...

A: Given information: The mass of the ball (m) = 1.4 kg The compression in the spring (d) = 0.34 m The ...

Q: A thin conducting wire is bent into the shape shown in the figure. The circular portion of the wire ...

A: Given  Radius of wire ,R = 25.0 cm   = 0.25 m Current in wire ,I = 3.40 A

Q: The system in the figure is in equilibrium. A concrete block of mass 158 kg hangs from the end of th...

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Q: 1)This is an electric current driven magnet A. Permananet magnet B. Ferromagnet C. Natural Magnet...

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Q: Two switches are in parallel and are connected with a lamp and a supply in series. This represents w...

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Q: Some of the most spectacular objects in the universe are fairly small: neutron stars are spheres wit...

A: we have g=GMearthRearth2

Q: 1. A photon of light has a wavelength of 461 nm. What is the corresponding energy of this wavelength...

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Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.