4. What happens to the force between two charged metal spheres in a vacuum if the charge on each is doubled and the distance between them is multiplied by three?

Q: 2. A spark plug in an automobile engine consists of two metal conductors that are separated by a…

A: 2) distance (d) between two metal conductors= 0.5 mm = 5×10-4 mMagnitude of electric field (E) =…

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A: Given data:  Force (F) = 120 N Angle (θ) = 45° to the right the negative y-axis Required: The…

Q: 1. Why are several readings taken for each physical quantity? 2. A single reading taken with a meter…

A:

Q: 4. Coulomb's law and Newton's law of gravitation are similar in structure. Can Gauss's law be…

A: Yes ,we can use Gauss law for Gravitational field.

Q: Above. 20. Estimate the wavelength at which the Sun emits the most light. Assume that the average…

A: Temperature (T) = 5800 k

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A:

Q: 2. Find kinetic energy of dart leaving gun: 11.4891 m/s 2 DnoI 1 ond anlit

A: To calculate the kinetic energy we use,                           Potential energy= Kinetic…

Q: 7. Comparing the two cases below with different axis of rotation, we can say that m -R- 2R = 2MR2 =…

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Q: Find the angle between A = 10a + 2a, and B 4a, + 0.5a¸ , using dot product. y y 3 Answer:

A:

Q: Give the vectors M = -10å, + 4ảy-8ã, and vectors N = 8å, + 7ãy-2ãz, find the following: 1. a unit…

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Q: 1 f(x) = x+ 7 2 g(x) = 3x-8 %3D a. f(5) a. g(1) b.Y(-1) b. g(-3) c.f(-3) c.g(0)

A: In the question  the fucntions are f(x) and g(x) & we have to find the  values of` the functions…

Q: What is the wright of a 76ky astronaut on Earth? on the moon(g=l.62m/3?)? on Surlurn (g=lo. 4.mis=)…

A:

Q: 3) Is there any kind of material that when inserted between parallel plate capacitors would reduce…

A:

Q: and velocity as the fil impulse identical to in problem 31. Howe designed to crumple

A: Given as, Average force= 1.23×107 NS, Time interval= 21.0 ms=21×10-3s, Interaction duration= 57.1…

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A: Given The quadrant of a circular cylinder 3 m long r = 1.5 m , z = 0 Determine the horizontal and…

Q: (1) A student claims that capacitors in parallel combinations have greater equivalent capacitance…

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Q: 3. If a car is traveling at 20 meters per second in a straight line, how many meters will it take…

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Q: E6.A net force of 48.0 N accelerates a 3.5-kg mass over a distance of 12.0 m. What is the work done…

A:

Q: Problem 8: Penny is adjusting the position of a stand up piano of mass m, = 220 kg in her living…

A: Part (a) Minimum force Fs is, Fs,min=Ffr2=μsmpg2

Q: An angle of a circle with a 2 m radius is A0 = 20°. What is the corresponding arc length As? 11. D.…

A: 11. radius of circle,r=2 m∆θ=20

Q: 4. Two blocks of mass 3.50 kg and 8.00 kg are connected by a massless string that passes over a…

A: The problem is based upon mass pulley system.  The solution will be

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Q: A beam contains 1.7 x 1010 doubly charged positive ions per cubic centimeter, all of which are…

A:

Q: 2. A solid sphere of radius R-40 cm has a total positive charge of 26 µC uniformly distributed…

A: Given: radius R =40 cm =0.4 mcharge q = 26μC = 26*10-6 C

Q: 8. From Ampere's law, it can be shown that the magnetic field B inside a long solenoid is B = HonI…

A:

Q: (5) A 15.0A current produces a B field at the center of an arc of angle n/4 radians and radius…

A: (5) Given Current (I) = 15.0 A Radius (r)  = 0.500 m Angle θ  = π4 radians

Q: magnetic field generated at the center of the ring! 2. Two circular coils are concentric and lie on…

A:

Q: Stooge problem hints Summary of info: m= 15 g; k=22 N/cm; x=3 cm; Ay=-1.4 m; 0=-19° 1. Calculate…

A: Given, m=15 gk=22 N/cmθ=190

Q: 1. 2. The parallel plates of an air capacitor are separated by 2.25 mm. Each plate carries a charge…

A: Disclaimer: “Since you have asked multiple question, we will solve the first question for you. If…

Q: 5. What are the factors that affect the capacitance of a capacitor? How does each fa 4/5 the…

A: To discuss the factors on which the capacitance of a capacitor  depend.

Q: Given A = y 4a + a_and vectors B = 2a_ + 3a , find the scalar projection of A on B. %3D 2 Answer:

A: Given  A→=4ay→+az→B→=2ax→+3ay→ Scalar projection of A→ on B→ is given by, s=A→·B→B

Q: Solve the following problems. ANSWER ONLY TWO OUT OF THREE QUESTIONS. Show your complete solutions.…

A:

Q: n identical cells each of e.m.f E and internal resistance r are connected in parallel. An external…

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Q: 9. Suppose that a runner on a straight track covers a distance of 1 mile in exactly 4 mins. What was…

A: Given: Distance covered: s=1 [mile] Time taken to cover that distance: t=4 [mins] The average…

Q: Question 10 Its separates the inside of your home, which is at 30°C, from the outside, which is at…

A: Solution:-Given thatDimension of window=2 m by 3 mthickness of window (L)=10 cm=0.1 mInside…

Q: Direction: Express the following properties into MLT and FLT forms. Show your answers on the space…

A: We need to write units , MLT and FLT form for specific gravity , specific weight and Kinetic energy

Q: Answer the following questions. Write your solutions on an extra sheet, to be attached to the answer…

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Q: i. How does the frequency change if you double the spring constant and double the mass of a…

A: solution of the i,j,k,l parts solved in below step.

Q: 1. Two mirrors make an angle of 90 degrees with each other, as in the figure above. A ray is…

A: Part 1 The ray diagram for the given situation can be drawn as below,

Q: 5. How much force is needed to exert to an area of 15 cm? to lift a 25 kg package sitting on a…

A: Given value--- Area of large surface = 180 cm2 . mass = 25 kg. Area A2 = 115 cm2 . We have to…

Q: What is the resistance of a silver wire 15 m long at 20°C silver at 20°C is 1.60 x 10 S2-m. How much…

A: 1.AnswerGivenlength of wire, L=15 mdiameter of wire, d=0.00085 mResistivity of silver, ρ=1.6×10-8…

Q: 34. What is the atmospheric pressure? 1X10^5 35. What is the hydrostatic pressure experienced b

A: Part (34): Atmospheric pressure: Atmospheric pressure, also known as barometric pressure, is the…

Q: 7. Two charged objects have a attractive force of 0.028 N. If the distance separating the objects is…

A: Colomb’s law Colomb’s law states that the magnitude of the electrostatic force of attraction or…