: A potentiometer wire of length 4 m has a resistance of 8 Q. It is connected in series with a battery of e.m.f. 2 V and negligible internal resistance. If the e.m.f. of a cell balances against a length of 217 cm of the wire, find the em.f. of a cell. When the cell is shunted by a resistance of 15 92, the balancing length is reduced to 200 cm. Find the internal resistance of the cell.
Q: A free particle of mass m lives on a circle of length L. The circle can alternately be thought of as…
A: Disclaimer: Since you have posted a question with multiple sub-parts, we will solve first three sub…
Q: constant bhas the va
A: Given: Mass of unhappy rodent is 0.289 Kg Force constant is 2.52 N/m Value of b is 0.894 Kg/s
Q: a student studie on of time t, ob
A: Given: Function of time can be mentioned as t graph for degree vs r(s) has given
Q: If the coefficient of friction between the steel wedge and the moist fibers of the newly cut stump…
A:
Q: Point of release frictionless friction only here 160 As shown in the figure, a block of mass m 16.5…
A: Solution:-Given thatm=16.5 kgμk=0.5L=1.6 mxc=0.22 m
Q: A particle of mass 16kg experiences a time-dependent force for t T P={1 0 F (4t³, 2t) N 0 for a…
A: Given, The force on the particle is given by F=0(4t3,2t)for t<0for 0≤t≤T0for t>T
Q: 1) Copper (63.5g) has a density of 8.89 × 10³ kg/m³ and an electrical conductivity of 5.8 x 107…
A: Disclaimer: “Since you have asked posted a question with multiple sub-parts, we will solve the first…
Q: It is suspended in radial magnetic field 0.025 Wb/m^2 by a fibre of twist constant 15 x 10^-10…
A: We know that it is held in place by a fibre with a twist constant of 15×10-10 N-m degree and a…
Q: . A quantum particle of mass m is in the potential given in the figure below. Between x = 0 and x =…
A:
Q: When a metal is heated, its atoms vibrate more about their position in the lattice (a network of…
A: Given: The internal diameter of the copper ring: DC=50 mm The diameter of the shaft: Ds=50.05 mm The…
Q: dB = The vector 7 points from the source (the current, or location S) to the location of interest…
A:
Q: What is the spring constant of the spring as shown, in N/m? Use g = 10 m/s². Your answer needs to…
A:
Q: This problem checks your understanding of the term in the equation for the magnetic field due to a…
A: Given: The location at S is 6 m,2 m,10 m. The location at P is 2 m, 5 m, 2 m. The…
Q: Kittel, Ch4-5. Surface temperature of the Earth. Calculate the temperature of the surface of the…
A:
Q: A 25.00 kg child swings on a single-rope swing at a local park (see image). The swing consists of a…
A:
Q: Assuming the refractive index of the fiber is 1.65, what is the minimum transmission due to the…
A: We know that the transmission coefficient for Fabry Perrot effect is given by, T=11+Fsin2(δ/2)………(1)…
Q: Consider a star of mass M = 10M⊙, composed entirely of fully ionized 12C. Its core temperature is Tc…
A: The radius(R) of the star. given, Mass of starM=10M⊙Core temperatureTC=6×108 Kcompared to Tc,⊙ = 1.5…
Q: 5. Describe the phenomenon of diamagnetism. A grape (which consists mainly of water, a diamagnetic…
A: Describe the phenomenon of diamagnetism.
Q: A R1 What is the value of R3 in Fig.10 24 V R2 R3 4A
A: Given data, Circuit diagram is given as,
Q: If r.m.s. value of an alternating voltage is 230 V, what is its peak value?
A: We have to find the peak value of alternating voltage=? We know Er.m.s=230 V
Q: ONe mole of an ideal gas first undergoes an isothermal expansion at a tempreture Ti = 500 K to 2…
A: Given, One mole of an ideal gas undergoes isothermal expansion at the temperature Ti=500K Then it…
Q: 13. Find circuit current in this schematic. R-30 kn O E₁-10 V XL-40 k
A: Given data, Circuit diagram is given as,
Q: 13. Find circuit current in this schematic. R-30 kn a E₁-10 V XL = 40 ΚΩ
A: Solution:-Given thatR=30 kΩ=30000 ΩXL=40 kΩ=40000 ΩEs=10 V
Q: An external agent then moves q1 from r2 to a distance r3 = 10.5cm away from q2. (d) What is the…
A: Solution. d). The potential at r2 is calculated as,…
Q: 1. Explain (with specific reference to Maxwell's ec electric field must always be associated with a…
A: Given: 1. There is traveling wave in the electric field.…
Q: distance will it be
A: Given: Point charge is 9.5μC potential is 120 V Distance is 1 mm
Q: problem 13, solve for the Hall voltage (in microVolts) that would be generated if 2.2 Amperes of…
A:
Q: What pressure is required to reduce the volume of a lead block by 1% ? (Given : Bulk modulus of lead…
A: We need to compute-Pressure required (dP)=?The data given as-Initial Volume=VReduced volume (dV)=1%…
Q: The graph to the right shows the velocity v as a function of time t for an object moving in a…
A: Given: v-t graph:
Q: A train car has block M₂ on the floor of the car and block M₁ stacked on top of M₂. You acceleration…
A: (a) The free body diagram is (b) For mass M1 Equate the forces along vertical direction N1=M1g…
Q: Table R(Q) im(A) 100 0.030 200 0.005 330 0.006 100 0.019 200 0.005 3. Using Kirchhoff's Rules,…
A:
Q: Please answer the question correctly is all I want, dont need to show alot of work just for the…
A:
Q: Which rigid motion or sequence of rigid motions maps parallelogram ABCD onto parallelogram JKLM?
A:
Q: A particle charged with +40 µC moves with a velocity of = 60 km/s k-80 km/s j. It -nters the…
A:
Q: A charge QA = −10μC is located at A(−5, 4, 6), and a charge QB = 40μC is at B(5, 7,−1) in free…
A: Given, QA=-10×10-6CQB=40×10-6C A=-5i^+4j^+6k^B=5i^+7j^-k^ a. The position vector,…
Q: ind the value of the potential at
A:
Q: A voltmeter of resistance 1 k reads 1 V per division. Find the resistance to be connected in series…
A: We are aware of a resistance voltmeter.Each division of 1 kΩ equals 1 V.
Q: The wavelength of light emitted by a ruby laser is 694.3 nm. Assuming that the emission of a photon…
A:
Q: In problem 28.13, solve for the Hall voltage (in microVolts) that would be generated if 8.1 Amperes…
A:
Q: OV ||||||||| a I1 mm 2 mm b 2 mm 150V + + + + + + + +
A:
Q: he 430-N force is applied to the 83-kg block, which is stationary before the force is applied.…
A:
Q: From a uniform circular disc of radius R and mass 9M, a small disc R of radius is removed as shown…
A: We are aware that the uniform circular disc in the query has had a little disc removed from it.The…
Q: At one instant an electron is moving in the positive x direction along the x axis in a region where…
A: We are given the motion of electron. This motion is along +x direction. We are also given magnetic…
Q: 10V ww R₁-2002 ww R₁-2002 R₂=300 www What is the current through Ra R3=500
A: Given data, Circuit diagram is given as,
Q: capacitor if
A: Given: Area, A=1.5 m2 d=2 mm or 2×10-3m Voltage, V=2.8×103V
Q: You place a particle of charge q at the origin and another of -2q at x = -d m. a. Write an…
A:
Q: adequate to explain those experimental findings.
A: Given that We have to describe two experiments which inspired quantum mechanics. We have to tell…
Q: Calculate the partition function of a two-level system at 25 °C with an energy gap of 10-2¹ J,…
A:
Q: Calculate the ratio between the population of state 1 and state 2 two for the following two systems…
A: Energy difference in system a, ∆E=10-21J Energy difference in system b, ∆E=10-20J Temperature,…
Q: tine The cadius of curvature of meter gauge railway at a place where train is moving with a speed of…
A: We need to commpute-Elevation of outer rail above inner rail (h)=?The data given as-Radius of…
Step by step
Solved in 2 steps