what is the net colulomb force (magnitude and direction)? All the charges are +10C The radius is all 10m and the angles are all 45 degress

Q: Draw the four graphs of the x and y components of position, velocity versus time of projectile. X-PO...

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Q: The tip of the tunning fork goes through four hundred complete vibration in 8.00 s. Find the angular...

A: The tip of the tunning fork goes through 400 complete vibration in 8.00 s.

Q: A current of 50 mA is fed to a 100 Ω resistor. What are the potential difference and power one would...

A: Given: The current in the circuit is 50 mA. The resistance of the circuit is 100 Ω.

Q: An inductance of 0.106 Henry is connected to a 120-volt 60-cycle source. Write the equations for ...

A: The inductance of the coil L = 0.106 H Voltage of the source V = 120 V Frequency of the source f = 6...

Q: ideal gas law states that a gas’s pressure P([kg]/[m][s]^2) depends upon its volume V ([m]^3), amoun...

A: Given Pressure depends on volume, number of moles temperature and gas constant.

Q: An electromagnetic rail gun can fire a projectile using a magnetic field and an electric current. Co...

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Q: 45° The rolling body shown in the figure has zero normal force because of the angle of the inclined ...

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Q: An α - particle has mass of m = 6.64 x 10-27 kg and charge q = +2e (e = 1.60 x 10-19 C). Find the ma...

A: Given value--- mass = 6.64 x 10-27 kg. charge = +2e. distance = 4 cm. We have to find--- repulsiv...

Q: A disk, initially rotating at 119 rad/s, is slowed down with a constant angular acceleration of magn...

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Q: We know that electric force does work when it displaces a charged particle, while a magnetic force w...

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Q: In a laboratory experiment on friction, a 135-N block resting on a rough horizontal table is pulled ...

A: Part a) When the pull is applied on the block while it is resting on the table, the friction that ac...

Q: In the figure, block 1 has mass m, = 480 g, block 2 has mass m, = 600 g, and the pulley is on a fric...

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Q: (a) The de Broglie wavelength of an electron is 85 A. Determine the electron energy (eV), momentum, ...

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Q: State Newtons law of gravitation in equation form naming ALL terms in the equation. The gravi- tatio...

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Q: The ball is kicked from a ground level with an initial velocity of 10 m/s at an angle of 30 degrees....

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Q: Part A Two loudspeakers emit sound waves of the same frequency along the a-axis. The amplitude of ea...

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Q: What will happen to the maximum height reached by the cannonball as your launching angle increases

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Q: A 1.27-kg sample of water at 14.5°C is in a calorimeter. You drop a piece of steel with a mass of 0....

A: Step 1 Let final temperature be T, then heat lost by steel is heat gained by water. msCs(201−T)=mwC...

Q: EXAM ductance? Determine the total conductance of the network and note By inspection, which parallel...

A: Calculate conductance, G1, of resistor with resistance R1=2 Ω. G1=1R1=12 Ω=0.5 Ω-1   Calculate condu...

Q: For the cirouit ahown in the fgure. the swiich Sis itily open and the capacitor voltage 78 V. The sw...

A: GivenVoltage ,V=78 VC=22 μFR=2.8 MohmAfter closing switchCurrent ,I=5 μA

Q: R, E2 A E I=Ø %3D B R. 6. Using Kirchhoff's rules, calculate the current in each branch of the circu...

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Q: What is the most probable macroscopic state of a system? a. Least miscroscopic state b. greatest m...

A: To find, The condition at which the macroscopic state is most probable.

Q: radius of the path of a body in uniform circular motion is doubled and the speed is kept the same th...

A: When an object moves in circular motion it requires centripetal force which is directed towards cent...

Q: A 0.75 m wire carries a current of 20 A. The wire experiences a force of 5.8 N in the presence of a ...

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Q: A 3.50 [kg] frictio‎nless blo‎ck is att‎ached to an id‎eal spri‎ng of for‎ce const‎ant 300. [N/m]. A...

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Q: What happens when the loop encloses no current? What happens when the loop encloses both positive (o...

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Q: Unit 7 Test, MomentumRevision: 3/22/2021 10. Block 1 with a mass of 1.0 kg slides down a frictionles...

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Q: solenoid of length 0.866 m and radius 2.00 cm has 244 turns of wire. What is the magnitude of the ma...

A: Given Number of turn = 244 Length= 0.866 m Number of turn per unit length n = 244/0.866 = 281.76 m-1

Q: 19. One of the chargers has a magnitude of 3µC and the other of magnitude is 5µC. The force between ...

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Q: The average distance between the surface of the earth and the surface of the sun is 1.49 × 1011 m. H...

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Q: a state highway patrol car radar unit uses a frequency of 9.00*10^9 Hz. What frequency difference wi...

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Q: Problem 1: A 64 kg toy car is affected by five forces at the same time: 80 N south, 15 N east, 35 N ...

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Q: In the figure, one end of a uniform beam of weight 130 N is hinged to a wall; the other end is suppo...

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Q: A charge Qa = – 50 µC is located at A(-6,4,7), and a charge Qß = 50 µC is at B(5,8, –2) in free spac...

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Q: Provide three (3) sample problems with solutions about Projectile Motion.

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Q: Consider a silicon pn junction at T = 300 K 10 cm and the doping concentration in the p region is 10...

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Q: 3. How many excess electrons must be placed on each of two small spheres spaced 3cm apart if the sph...

A: 3.  Given ----- Force of repulsion, FR = 10-19 N  Charge ,q1 = q2 = q  Seperation ,d = 3 cm = 3×10-2...

Q: Three charged particles are arranged in the xy plane as shown in the figure below, with qa - 6.00 pC...

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Q: What will be acceleration of a body of mass 7 kg if a force of 420N is applied to if ?

A: mass of body (m) = 7 kg force (F) = 420 N   

Q: Switch ON at t = 0 R1 = 4 ohms E = 12V R2 = 6 ohms 1. Solve for the current through R1 in amperes at...

A: We have circuit with voltage V=12 V, resistors R1=4 ohms and R2=6 ohms, capacitor C=0.25 F and induc...

Q: A bird flew 650 km from Manila to Pampanga with an average speed of 28.0 m/s.  How long, in hours, d...

A: Given: The distance traveled by the bird is 650 km. The average speed of the bird is 28 m/s.

Q: Suppose that the resistance between the walls of a biological cell is 5.9 × 109 Ω. (a) What is the c...

A: Given that:- Resistance between the walls of a biological cell=5.9×10^9 ohm

Q: Consider a silicon pn junction at T = 300 K with an acceptor doping concentration (1 x 101cm-3) and ...

A: Write the expression for the built-in potential barrier. Here, k represents the Boltzmann constant,...

Q: Q3 Consider a silicon pn junction at T 300 K with acceptor doping concentrations of 1016 cm-3 and do...

A: Given: T=300KNa=1016 cm-3 Nd=1015 cm-3Vrev=5Vni=1.5*1010 cm-3εs=1.035*10-12 F/cm

Q: What will be acceleration of a body of mass 7 kg if a force of 420N is applied to if ?

A: Given: The mass of the object is 7 kg. The applied force is 420 N.

Q: What will be acceleration of a body of mass 7 kg if a force of 420N is applied to if ?

A: Given  Mass of body  M = 7 kg Force applied F = 420 N To find  Acceleration of the body   

Q: Parallel conducting tracks, separated by 1.00 cm, run north and south. There is a uniform magnetic f...

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Q: 3. Two similar tiny balls of mass m hung from a silk threads of length L and carry equal charges q a...

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Q: What will be acceleration of a body of mass 7 kg if a force of 420 N is applied to if ?

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Q: Problem 2: Peter pushed a 84 kg box down a sloping metal surface with a push force of 50 N. The slop...

A: As per Bartleby rules, we can only answer one question or three subparts of a question. As there is ...

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.