If the electrical force of repulsion between two 1-C charges is 10 N, how far apart are they?

Q: Determine the Resultant of the concurrent force system below. 190N 200 N 50° 280 N X- I 30° 0.25 KN ...

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Q: -800 Dimensions in mm F1 600 F2 F3 900 e-560-t-480- 480––| What is the x component of F1=774 N?

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Q: With a body fat meter, assume other things equal, a person with more fat with get: a)lower electri...

A: Biomatric Impedance analysis is the process to estimate body composition, especially fat, where a we...

Q: Two charges, 9, = -18.5 nC and q, = 26.5 nC, are separated by a distance d = 3.50 cm as shown in the...

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Q: The body of a snorkeler swimming in salt water has a resistance of about 585 2. If the snorkeler is ...

A: Given data:  Voltage (V) = 5.00×102 V Resistance (R) = 585 Ω Required: Current (I) and Power (P)

Q: Rod- Pithball- rod pithball Rod- Pithball- rod pithball 10.

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Q: A ray of light leaves air (n = 1) and enters glass (n = 1.5). Once inside the glass, the light is at...

A: Given data:  Index of refraction of air (n1) = 1 Index of refraction of glass (n2) = 1.5 Angle of re...

Q: Enumerate and explain briefly the 3 patterns of sound reflection

A: DIFFUSION, REVERBERATION and ECHO.

Q: 6. The wind is blowing 15 km/h along a heading of N 80° W. A plane needs to land at its destination ...

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Q: A capacitor of capacitance 5 μF is connected to a 6 V supply. What charge is stored in the capacitor...

A: Given  Capacitance C=5μF Voltage V=6V  

Q: Question 3 refers to a horizontal massless rope attached to a 23.0 kg box on a horizontal surface as...

A: Given data:  A box on a horizontal surface  Mass (m) = 23.0 kg Coefficient of static friction (μs) =...

Q: (a) Calculate the one temperature at which Fahrenheit and Celsius thermometers would display the sam...

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Q: 1. Calculate the magnitude and direction of the electric field at point P which is 65 cm to the righ...

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Q: What is the pressure 30.0 m below the surface of a lake? The pressure at the surface is 10.4 m H2O a...

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Q: What is the capacitance of a spherical capacitor with inner radius a = 119 mm and outer radius b = 4...

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Q: A 4000-kg car is headed toward a brick wall at a speed of 25 m/s. A force stops the car within a spa...

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Q: 1) How much heat is required to convert 5.0 kg of ice from a temperature of - 20 °C to water at a te...

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Q: A water hose is used to fill a rectangular tank of width H and height twice as its width. The hose j...

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Q: f kinetic friction between the black Ma and the table top is .2 = μk. Assume the tension in the cord...

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Q: An brand of fruit snacks claims that each bag of fruit snacks has a mass of 25.5g. After weighing th...

A: Accuracy :   It is defined as the closeness of the measured value with the true value . Precision : ...

Q: To push a 25 kg wooden box up a 30° inclined plane, a man exerts a force of 150 N parallel to the in...

A: mass of the block, m = 25 kg angle of inclination of the plane, θ = 30° length of the plane, l = 5 m...

Q: An object is placed in front of a convex mirror, and the size of the image is one-fourth that of the...

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Q: Question 4 refers to a horizontal massless rope attached to a 23.0 kg box on a horizontal surface as...

A: NOTE: According to the guidelines, we can only solve one question per post. Please post other questi...

Q: • Part A Consider the network of four resistors shown in the diagram, where R1 = 2.00 2, R2 = 5.00 2...

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Q: Experimental tests have shown that bone will rupture if it is subjected to a force density of 1.03 x...

A: GivenMass of the person (m) =70.0 kgArea of contact (A) = 1.5 cm2 =1.5 x 10-4 m2Time of contact (t) ...

Q: With a caliper (Δr=0.05 mm), the edge L of a pure copper plate is measured only once. The value read...

A: Given:- L= Length of the cube= 10 mm = 10^-2 m ∆L= Error in measuring L = 0.05 mm = 0.5×10^-4 m ρ= D...

Q: The magnitude of the electrostatic force between two charged objects is 10N. If the charge st...

A: Given data:  Electric force between two charged objects F = 10 N Original charges q1 and q2 New char...

Q: An area of 15.5 m? on the surface of a spherical shell is crossed by 10 µC of flux in outward direct...

A: Area of the surface A=15.5 m2, flux density through the surface ϕ=10, charged enclosed by the shell ...

Q: What are the workings of a selenium photocopier?

A: Selenium is used extensively in electronics as selenium has good photovoltaic and photoconductive pr...

Q: An object of mass 2 kg collides with an object of mass 1 kg that is at rest, as shown in the figure....

A: given - mass of object 1 (m1) =2kg mass of object 2 (m2) =1kg As object 2 is in rest initially , ini...

Q: ) A BALL IS DROPPED FROM REST AT A HEIGHT OF 50m above the around A.) What is the Speed just Before ...

A: According to question we need to find time  and final velocity?

Q: A vector has a horizontal component of -11 and vertical component of 51, what is the magnitude of th...

A: Given data:  Vector A has  Horizontal component (Ax) = -11 Vertical component (Ay) = 51 Required:  T...

Q: v (m/s) 325 V = 40t-75 125 v = 5t t(s) 10 A motorcyclist travels along a straight road. His velocity...

A: A)                      

Q: 3. There are very large number of charged particles in most objects. Why don't most objects exhibit ...

A: As we know the matters are made of atoms, the building unit of matters is atoms.

Q: Circuit 2 is shown below. How does the current through R1 compare with that through R2? What is the ...

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Q: The parachute on a drag racing car deploys at the end of a run. If the car has a mass of 900 kg and ...

A: Given mass of car m = 900 kg initial speed of car u = 35.0 m/s distance d = 1000 m  

Q: A student drops an object from rest above a force plate that records information about the force exe...

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Q: Boyle's Law states that for a certain gas in a container we have P· V = 370 where P %3D represents t...

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Q: In a student laboratory exercise, the wavelength of a 64,300 Hz ultrasound wave is measured to be 0....

A: Given,   Frequency = 64,300 Hz Wavelength = 0.548 cm = 0.548× 10-2m    

Q: The sun emits white light, and yet we have all noticed that it looks a bit yellow/red when you see i...

A: When white sunlight ( composed of all the seven colours ) reaches our earth and strikes the atmosphe...

Q: Two point charges are arranged as shown in figure q1 = 4 x 10^-6 C, q2 = -2.0 x 10^-6 C, and r = 3 c...

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Q: The m = 420 gg mass in (Figure) is pushed across the 2.0-m-long cart by a 3.0 N force, starting at t...

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Q: The force exerted by an electric charge at the origin on a charged particle at a point (x, y, z) wit...

A: The force exerted by a charge at the origin at a charge on point r is given by F→=kr→/r3. We need to...

Q: engine shut down; the jet is assumed in free fall. Romanoff deploys a jet pack 7s after leaVing the ...

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Q: Two objects with masses of m, = 3.70 kg and m, = 7.60 kg are connected by a light string that passes...

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Q: The rocket is at height of 150 km above the Earth. Thus, the distance r in which is measured from th...

A: Given that:- Height of rocket from earth surface=150km

Q: Describe charging by conduction and induction using the given diagram below

A: Most objects are electrically neutral i.e they have an equal number of positive and negative charges...

Q: In Exercise 12.4 of your book, University Physics 15th edition (see End of the Chapter 12 section), ...

A: Given that:- Radius of the neutron star=26.965km

Q: A 22-g bullet traveling 210 m/s penetrates a still 2-kg block that is 1 m thick and emerges going at...

A: Since you have asked multipart question, we will provide you the solution of the first 3 parts. Kind...

Q: 3. A parallel plate capacitor is connected to a 5 V battery until the battery is fully charged. The ...

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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.