Suppose the charge at the center is now increased to +8Q, while the charge at the surface of the conductor is changed to +6Q. (Use the following as necessary: €9, T, Q and r.) (a) Find the electric field exterior to the sphere, forr > b. E = (b) What's the electric field inside the conductor, for a < r < b. E = (c) Find the charge distribution on the conductor. inner surface outer surface
Q: A star whose temperature is 8000 K has a peak wavelength of 362.5 nm, according to Wien's Law. If th...
A: λo = 362.5 nm v = 402000 kmhour speed of light, c = 300000 kms
Q: A man and a parachute are falling with a speed of 173 ft/sec when the parachute opens and the speed ...
A:
Q: A 425 m wide river flows North at 2.0 m/s. A turtle points himself directly East and swims at 8.0 m...
A: as the river as flow in north direction and turtle goes in easy direction to cross river so the ve...
Q: A 3500-pound automobile is negotiating a circular interchange of radius r = 500 feet at s = 45 miles...
A: The given data The velocity of the automobile v = 45 mph = 45×52803600 ft/s = 66 ft/s The mass is ...
Q: Two musicians are tuning their guitars. When they both try to play the same “E” note, they hear 3 be...
A: Let's consider the first musician is playing guitar A and the second musician is playing guitar B. B...
Q: A skier starts from rest on the 38° slope at time t = 0 and is clocked at t = 2.51 s as he passes a ...
A:
Q: A small charge 36 nC is found in a uniform electric field 71 kN/C. Determine the force on the charge...
A: Given that Charge(q) = 36nC = 36×10-9C Electric field(E) = 7...
Q: Cadculate the kinetic Joules of a 70kg enesyy in toowesting at 4.26 mls
A: Given that Mass (m) = 70Kg Traveling (v) = 4.26m/s
Q: h d Figure 2. The magnitude of the initial velocity of the water is 14.65 directed at an angle 0 = 2...
A:
Q: Coleulaute the gravitational Potential energy of a 12.6 kg box on a shelf 4,0m above the fJoo. Assus...
A: We know thatU=mghHereU=potential energym=mass of objectg=gravity accelerationh=height from refrence ...
Q: Three point charges are on the x axis: 9, = -6.0 µC is at x = -3.0 m, 92 = 4.0 µC is at the origin, ...
A:
Q: 1.9 Apply the grid method to calculate the density of an ideal gas us- ing the formula p = p/RT. Exp...
A: The density of the ideal gas is 0.168 lbm/ft³
Q: dsOne morning, Cosdnnie walks from her house to go to a store that is 500 ft, S 40o W from her hdous...
A:
Q: he earth's magnetic field can affect the electron beam in an oscilloscope or a television tube. An e...
A: Potential difference, ∆V = 5.03×104 V magnetic field, B = 0.250 G angle, θ =60.0°
Q: Problem 6: Find the ranges for the projectiles in the figure for the elevation angle of 0 = 40.4° an...
A: We know, R = u2 * sin(2θ) / g θ = 40.4o sin(2θ) = sin(2 * 40.4o) =sin(80.8o) = 0.987 g = 9.8 m/s2 a...
Q: A 1 ?3container is filled with 0.12 ?3of granite, 0.15 ?3of sand, 0.2 ?3of liquid water, and the res...
A: Specific volume is given by ϑ = Vm, where V is the total volume of the constituents m is the total m...
Q: An American traveler in Kenya carries a transformer to convert Kenya's standard 240 V to 120 V so th...
A:
Q: An LC circuit consists of a 2.95 mH inductor and a 5.05 pF capacitor. (a) Find its impedance at 63.6...
A: Impedance of LCR circuit , Z=R2+2πfL-12πfC2
Q: A 6.1-Mg truck is resting on the deck of a barge which displaces 250 Mg and is at rest in still wate...
A:
Q: fire engine siren is 1600 Hz when at rest. What frequency do you detect if you move with a speed of ...
A:
Q: B. A swimmer can swim at a speed of 1.80 m/s in calm water. If the current of a 200 m wide river run...
A:
Q: What is the total sound level produced by the combination of an 80 dB sound and an 85 dB sound?
A: Sound level β in decibels is given by, β=10 logII0 where I is intensity of the sound and I0 is the t...
Q: A long, nonconducting, solid cylinder of radius 5.3 cm has a nonuniform volume charge density p that...
A: Given data: A=3.5μC/m5=3.5×10-6C/m5 Area of the cylindrical surface is 2πrl Volume within the surfac...
Q: The radius of the earth is 3960 miles. If the gravitational acceleration of the earth surface is 3...
A:
Q: Calculate the speed of a dog Irunning through a field if he is covering 25.5 meters in 45 second
A: Given data : Time = t Distance = D To find : Sp...
Q: An aluminum wire has a resistance of 3.00 2 at 31.0°C. Determine its resistance (in 2) at 431°C. The...
A:
Q: Given a thin, noncounducting sheet with +1.2uC charge and 14 cm x 25 cm dimensions, find the electri...
A: Given Charge on sheet (Q) = +1.2μC Dimensions of the sheet = 14 cm x 25 cm
Q: Two points in a plane have polar coordinates (2.40 m, 40.0°) and (4.50 m, 110.0°). (a) Determine th...
A: The cartesian coordinates of a point is given by ax = acosθ ay = asinθ, where a is the magnitude of ...
Q: (4 blanks) An ice-making machine operates in a Carnot cycle. It takes heat from water at 0.0 0C and ...
A: Given data TL=273k TH=297 K m=85 kg
Q: E. Multiplication and Division (Express your answers in scientific notation.) 9,000,000,000,000 X 0....
A: This question is based on Units and Measurement topic. Scientific notation is a method for expressin...
Q: The current in the figure below is 0.57 A. (Let the internal resistance of battery 1 be r1 = 1.5 Ω a...
A: GivenI=0.57 Ar1=1.5 ohm, V1=6.0 Vr2=1.2 ohm, V2=9.0 V
Q: When a glass rod is rubbed with silk, the rod becomes positively charged, but when a rubber rod is r...
A: The simple thing about electric field is that it is radially in direction and like charges repel eac...
Q: A 5-kg wooden block sits on top of a fixed incline oriented at an angle 0=30°. The coefficients of f...
A:
Q: A proton is initially moving west at a speed of 1.07 106 m/s in a uniform magnetic field of magnitu...
A: Given, v = 1.07 * 106 m/s B = 0.282 T we know, ( m*v2 ) / r = q*B*v r = m*V / q*B where, q ...
Q: In 1991, four English teenagers built an electric car that has a velocity of 3 m/s [N 30⁰ E]. Suppo...
A:
Q: Q: The velocity of electrons will change when they collide with ions, therefore, the probability per...
A: In this question we have to find the probability per unit time of the electrons. Please give positiv...
Q: 3 is the rate of acceleration for a 25 kg box. What is the force acting on the box in: a. newtons b....
A:
Q: Rank according to magnitude of đifference in potential between points N and M from largest to smalle...
A: In 'n' identical resistors connected in series, Rnet = nR Vi = Vn In 'n' identical resistors connect...
Q: 1000 kg F p = 0.1 10°
A: Given, Mass M = 1000 kg Angle , A = 10° Coefficient of friction, m = 0.1
Q: A. A block of mass M rests on an inclined plane with a smooth surface forming a angle of 37 with the...
A:
Q: Diodes are frequently used as temperature sensors. An experiment is set up in the lab and 20% of the...
A: diode conduction formula is I=I0eqVkT-1
Q: . Which of the following is the basic law for mechanics? a. Newton’s law of viscosity b. Parallelogr...
A: 3. Newton's law of motion is the basic laws of mechanics.
Q: Given that the particle travels along the track at a constant speed, at which point will it have the...
A: Acceleration is the rate of change of velocity. Velocity has both magnitude as well as direction. Ev...
Q: What is the angle of refraction when light in water (n = 1.33) enters cubic zirconia (n = 2.15) at a...
A:
Q: 1. In an experiment, a shearwater (seabird) was taken from its nest, flown 5150 km away, and release...
A:
Q: average velocity
A:
Q: Calculate the speed of a dog Irunning through a field if he is covering 25.5 meters in 45 second
A:
Q: The half-life, T, for a particular radioactive element is 16 min. Find the decay rate of the element...
A: The decay rate is 4.3% per min.
Q: CsSnI3, a perovskite semiconductor, has a band gap of 1.3 eV. What area of the electromagnetic spect...
A:
Q: 17) A contact lens is made of plastic with an index of refraction of 1.60. The lens has an outer rad...
A: Consider the given data as below. Index of refraction, n=1.60 The outer radius of curvature of lens,...
Step by step
Solved in 2 steps with 1 images
- Consider a uranium nucleus to be sphere of radius R=7.41015 m with a charge of 92e distributed uniformly throughout its volume. (a) is the electric force exerted on an electron when it is 3.01015 m from the center of the nucleus? (b) What is the acceleration of the electron at this point?The fgure shows the electrc feld ines between two large parallet plates with charge densities a and -a The electric Seld is uniform in the space between the plates. Point A is right below point B, and point Cis to the left of point B. Which statement is correct? Ignore the gravitational force. Ata Plates Click here for PDF version Oa The upper plate is positive and the lower plate is negative Ob Aproton at A would experience the same force if it were placed at C Oc A proton at A experiences a greater force than if it were placed at B Od. Aproton at A experiences less force than if it were placed at CThe figure below is a cross section of three non . plates conductor of infinite width, where the charge is evenly distributed. 01 02 (1/2) L . 2L R 03 The charge density on the surface of each plate is 1 = - 3µC/m2, 2 =+ 5µC/m2 , 3 = - 5µC/m2 , and L = 2 cm. In vector notation, what is the field net electricity at points P and R?
- The electric field in terms of spherical coordinates is defined as follows: E = kr'r Here, k is the constant. .3 Obtain the expression for the charge density. (A) 5kɛ,r² (B) 2kɛ,r² (C) 4kɛ,r² (D) kɛ,r? Activat Go to RCI Review | Constants A hollow, conducting sphere with an outer radius of 0.260 m and an inner radius of 0.200 m has a uniform surface charge density of +6.17 x 10-6 C/m². A charge of -0.900 µC is Part A now introduced into the cavity inside the sphere. What is the new charge density on the outside of the sphere? Express your answer with the appropriate units. ? 2. Value C/m² O = Submit Request Answer Part B Calculate the strength of the electric field just outside the sphere. Express your answer with the appropriate units. ? HA Value N/C E = Submit Request Answer Part C What is the electric flux through a spherical surface just inside the inner surface of the sphere? Express your answer with the appropriate units. HA ? Value N•m² /C Submit Request Answerex: Two identical bedds each have dmass (m) dnd Charge ca). They placed inahemispherical bouwL of Yadius (R) ds shown in fiqure(1) suppose The bowL walls are frictionless and non- Conducting Than, the bedds will move, and dt equilibriums They became adistance (d) a part. Determine The charge (a) on edch bedd. mY+ Figure(L)
- 2.1 D A total charge of Q coul is uniformly distributed over the volume of a sphere of 20 cm radius. Find the electric field intensitya. At the center of the sphereb. At a point 10 cm from the center of the spherec. At a point on the surface of the sphered At a point 50 cm from the center of the sphere. Please type answer no write by hend.(b) Three pomt ciarges are located on a ciseular circumference of radius 3.0 cm as shown in Figure 2. At point P. om Fjure Draw the electric field exerted by each charge i. Find the electric field exerted by each charge m What are thie net electric field and its direction?Please explain Keatly 'aind cleardy with Equationo oShowrng the corest process Yand answees I have tilud tuwo way La(6). and only gethe same answeifor 10 Quest ioi (6). Thauk yau!/ An electron with a speed of 3.70 × 108 cm/s in the positive direction of an x axis enters an electric field of magnitude 2.74 x 103 N/C, traveling along a field line in the direction that retards its motion. (a) How far will the electron travel in the field before stopping momentarily, and (b) how much time will have elapsed? (c) If the region containing the electric field is 4.17 mm long (too short for the electron to stop within it), what fraction of the electron's initial kinetic energy will be lost in that region? (a) Number i 0:0142239849 Units meteRs (b) Number i 7.69X 10 - 9 seconds Units (c) Number i -1 i Units
- Two plane parallel conducting plates have surface charge density o each. What is the force per unit area between the two plates [IISc. 2011] 20? o? ,attractive 280 -, repulsive 280 (b) (c) ,repulsive (d) , repulsiveConsider a thin plastic rod bent into an arc of radius Rand angle a (see figure below). The rod carries a uniformly distributed negative charge Q -Q A IR What are the components and E, of the electric field at the origin? Follow the standard four steps. (a) Use a diagram to explain how you will cut up the charged rod, and draw the AE contributed by a representative piece. (b) Express algebraically the contribution each piece makes to the and y components of the electric field. Be sure to show your integration variable and its origin on your drawing. (Use the following as necessary: Q, R, cx, 0, A0, and EQ-) ΔΕ, = - TE aR² AB=(2 Lower limit= 0 ✓ e aR² Upper limit= a X cos(0)40 x (c) Write the summation as an integral, and simplify the integral as much as possible. State explicitly the range of your integration variable. sin (0)40 x Evaluate the integral. (Use the following as necessary: Q, R, a, and E.) EditProblem 1: A spherical conductor is known to have a radius and a total charge of 10 cm and 20uC. If points A and B are 15 cm and 5 cm from the center of the conductor, respectively. If a test charge, q = 25mC, is to be moved from A to B, determine the following: What isThe work done in moving the test charge;