A friend is working on a biology experiment and needs to create an electric field of magnitude 430 N/C at a distance of 10 cm from the central portion of a large nonconducting square plate 4.5 m on each side. She needs to know how much charge to put on the plate. What do you tell her?

Q: The primary and secondary mirrors of a space telescope are assembled using zerodur spacers in an…

A:

Q: A pilot is required to fly directly from London, United Kingdom, to Rome, Italy, in 3.4 h. The…

A: The time rate change of position or displacement of an object is termed as the object's velocity.…

Q: Four charges are arranged as shown in the figure below. Each charge is 8.0 cm from the origin. The…

A: Given, Four charges are arranged and each charge is at 8.0 cm from the origin. The value of charges…

Q: To withstand "g-forces" of up to 10 g's, caused by suddenly pulling out of a steep dive, fighter jet…

A:

Q: In a particular atom, absorbing a photon with a wavelength of 550nm causes an electron to jump from…

A: When The electron jumps from n = 2 to n=4 state , The emitted energy is  E = 13.6×[(1/2^2)-(1/4^2)]…

Q: Charge of uniform surface density (2.1 nC/m²) is distributed on a spherical surface (radius= 1.9…

A: Given, ρ = 2.1 x 10-9 C/m2 R = 0.019 m r = 0.04 m Total charge Q carried by the sphere of radius R…

Q: An object moves with kinetic energy 18 J at ground level (where potential energy = 0), and moves 2…

A:

Q: Given that 1 treky is equal to 7.08 x 10 yards. How many Gm are there in 81.0 treky? Report your…

A:

Q: u O I/R M-O 3 a) Free Body Diagram "alley masses mi-m₂ connected with a string through a pulley of…

A:

Q: A vector p is given by (-5,-8). Find the magnitude and direction of p.

A:

Q: What is the net electric flux through the closed surface in each case shown below? Assume that 5…

A: Given:-  We have four closed surfaces in each case shown below and the charge of +q or terminate on…

Q: The nucleus of a silver atom has 47 protons and 61 neutrons. What is the total charge ? of the…

A:

Q: Looking at the following 4-line summary, describe the most significant type of error present in the…

A: 1. The most significant type of error present in the data is the random error. This can be inferred…

Q: Part A Consider a pipe of length 80.0 cm open at both ends. What is the lowest frequency f of the…

A: Since you have posted a question with multiple sub parts, we will provide the solution only to the…

Q: 2m3 of mercury is accelerated from 1 to 4 meter/second in 6 seconds. Determine the mercury’s…

A:

Q: 1. In the system shown at the right, com about the end of the rod.

A:

Q: The drawing shows an ideal gas confined to a cylinder by a massless piston that is attached to an…

A:

Q: With respect to frame S, the velocity of reference frame S' is (0.50i)c and the velocity of object C…

A:

Q: Calculate the horizontal force P on the light 13° wedge necessary to initiate movement of the 59-kg…

A: Draw the free-body diagram of the cylinder. ∑MO=0FB×r−FA×r=0FA−FB=0μNA−FB=0(0.33)NA−FB=0      .....…

Q: 6 5. A. B. An electron is placed inside a uniform magnetic field of magnitude 5 T. If the electron…

A: Given Data:- Magnitude of the magnetic field is B=5T Velocity of the electron parallel to the…

Q: placed at the center of a spherical conducting shell of inner radius 2.8 cm and outer radius 3.3 cm.…

A:

Q: If two electrons are each 1.50 x 10-10 m from a proton (Fig. E21.41), find the magnitude and…

A:

Q: 2.0-kilogram block sliding down a ramp from a height o f3 . 0 meters above the ground reaches the…

A: Mass = m = 2 kg Height = h = 3 m kinetic energy at bottom = 50 Joules

Q: 1.1 The conventional unit cell for an fcc lattice is a cube with side length a. (a) Assuming that…

A:

Q: Kylie is rehearsing for a concert. She sings a pure note of a single frequency. The time between…

A: Given, The time between successive compression of the sound arriving at her ears is 5 ms. So, time…

Q: The cantilevered beam is subjected to the distributed loads as described in the figure and parameter…

A:

Q: A horizontal electron beam consists of electrons moving at 2000 m/s through two parallel, horizontal…

A: There is no force that acts on the electron beam in the x-direction because it has no field. vx…

Q: .. -. C. . Light is incident on an interface between two media. The light is perpendicular to the…

A: Here light is incident on the interface at 90° to the surface. Then we have to calculate the angle…

Q: Find Acceleration at t = 3.10s.     x= 1.97 + 3.04t - 1.00t2

A:

Q: Two cars traveling with the same speed move directly away from one another. One car sounds a horn…

A: Doppler's effect when source and observer both moving away in opposite direction: If there is sound…

Q: What is the net torque about the axle? Express your answer to three significant figures and include…

A: Given:- From the figure given in the question  F1= 10 N F2= 10 N The length of the rod is L= 100 cm.…

Q: 1. Real gases behave like ideal gases except at very high temperatures. 2. The gas constant, R, is…

A: True and False :  1. False High->low 2. True 3. False Fewer->greater 4. False…

Q: The escalator at Highgate underground station transports people up and sown a vertical height of 30m…

A: (a) The power required to raise a person can be calculated using the formula Power = Work done /…

Q: Steel rails 20m long are laid on a cold winter day at 14oF. How much space must be left between the…

A:

Q: 7. The captain of a small plane starts his journey by proceeding west. The speed of the plane with…

A: Given Speed of plane in still air = 170 km/h due west Wind speed = 87.5 km/h due South We have to…

Q: Given: Ideal Gas Law = then P= V = R= n= T=

A: The ideal gas law is a mathematical equation that describes the behavior of a theoretical gas, which…

Q: 1. A 38-kg boy is rollerskating at a speed of 1.8 m/s when he bumps against a box. The box slows the…

A: Since you have posted multiple questions, we will provide the solution only to the first question as…

Q: 1. Find the charge stored when 6 V is applied to an 7.9-pF capacitor. C

A:

Q: A friend is working on a biology experiment and needs to create an electric field of magnitude 430…

A:

Q: Time (s) 0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0 6.5 7.0 7.5 8.0 ∞∞ola onona 8.5 9.0 9.5…

A: We know that  The formula for the average velocity is  vavg=∆x∆t=xf-xitf-ti Where ∆x is the…

Q: 26.3ft 73.0 feet 24.5 feet 20.8 ft 48.8 ft. 12.4ft 12.4ft 32.4ft The measurements in the figure to…

A:

Q: Use the graph to answer the question. Speed (km/h) 100 20 Motion of a Car N 10 30 50 70 90 Time…

A:

Q: A car, initially traveling at 30 meters per second, slows uniformly as it skids to a stop after the…

A:

Q: In an inkjet printer, letters and images are created by squirting drops of ink horizontally at a…

A:

Q: A copper wire has a circular cross section with a radius of 3.25 mm. (a) If the wire carries a…

A:

Q: A 6.00cm diameter sphere with a mass of 89.3 g is neutrally buoyant (static and suspended) in a…

A:

Q: can you describe how or why you came up with that formula

A:

Q: Two persons, weighing 784 N each, carry an excess charge of 1.0 Coulomb, one positive and one…

A: Given in question -  Weight of each person(w) = 784 N Charge(Q) = 1.0 Coulomb

Q: 1. Find the total capacitance for three capacitors connected in series, given their individual…

A: According to the given data C1=1.5μF C2=4.5μF C3=8μF If these Capacitance are in series We need to…

Q: You start at the origin on an ay plane. You walk 20 meters at an angle of 25 degrees north of the +x…

A: Write the displacement of the first path in vector form. x→1=(20 m)cos25°i^+(20…

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.