A potentiometer wire has a length of 4 m and a constant potential difference is maintained between its two ends. A cell gives null point at 150 cm. when the cell is shunted by a resistance of 10 , the balanced point is obtained at 100 cm. Find the internal resistance of cell.
Q: Determine A. O B. O O C. D. the flux passing through the plane 11/4 section defined by 0.01m ≤p…
A: Given, Current, I=2.5A Magnetic intensity, H=I2πraϕ H=2.52πraϕH=0.398raϕ The magnetic field,…
Q: 1.There is a falling object, whose mass is A [kg] and experiences a force (its own weight) equal…
A: Given that, A mass falling the mass of the object is A retarding force due to air is fr=Bv and force…
Q: 4. Consider a three-level gain medium. The pump, P₂, excites electrons from state 0 into state 2.…
A:
Q: a Young's double slit experiment set úp, slits are kept 0.4 mm apart from each other and screen is…
A: To find-New fringe width (X2)=?Given-Distance between slits (d)=0.4 mmDistance between source and…
Q: After reading the physics question below, choose one of the answers listed. Water park…
A: Since there is no friction or air resistance present in the given system, the system can be…
Q: Two identical forward-facing loudspeakers are 35.0 cm apart. They are both connected to a signal…
A: Part(a) At what angles (in degrees), measured from the perpendicular bisector of the line joining…
Q: On a cold winter day, a penny (mass 2.50 g) and a nickel (mass 5.00 g) are lying on the smooth…
A: Given mass : Mass of penny, m2 = 2.50g = 0.0025 kg Mass of nickel, m1 = 5g = 0.005 Kg Initial…
Q: A battery of e.m.f. 10 V and internal resistance 32 is connected to a resistors as shown in figure.…
A: To find-Resistance of resistor (R)=?Given-E=10 Vr=3 ohmI=0.5 A
Q: Two slits 4.0 x 10-6 m apart are illuminated by light of wavelength 600 nm. What is the highest…
A: Given that-The wavelength of light, λ= 600 nmDistance between the slits, d= 4×10-6 mMaximum possible…
Q: A toroidally wound coil has an inner radius of 20 cm, an outer radius of 30 cm and is wound with…
A: To find-Magnitude of magnetic induction (B)=?Given-Central radius (r)=12(20+30)=25 cm=0.25…
Q: Eight slits equally separated by 0.149 mm is uniformly illuminated by a monochromatic light at λ =…
A: Given that-The wavelength of the monochromatic light is 589 nmλ=589×10-9 mNumber of slits used is ,…
Q: Bars (1) are made of steel [E = 30,000 ksi], and bar (2) is made of an aluminum alloy [E = 10,000…
A: Stress on a body is a normal force acting on body per unit area which brings about a deformation.…
Q: Two interfering waves are arriving at a point on a screen with a path difference of 120 A. The path…
A: For two interfering waves, we get Here the path difference is given by, x2-x1=120λ 1again the…
Q: Two slits 4.0 x 10-6 m apart are illuminated by light of wavelength 600 nm. What is the highest…
A: Given that-Wavelength of light, λ=600 nmDistance between the slits, d=4×10-6 mMaximum possible value…
Q: A galvanometer of resistance 200 has current sensitivity of 1 division per miliampere. What is its…
A: To find-Voltage sensitivity (Sv)=?Given-G=200 ohmSi=1 div/mA
Q:
A:
Q: Calculate the observed wavelength of a 650 nm light when it is moving at 0.9c.
A: When the relative speed between observer and source gets close to the speed of light relativistic…
Q: In a potentiometer experiment with the same source of constant e.m.f. (same driving cell) the…
A: We need to find the value of E2Now,E1=1.5 Vl1=1 ml2=2 m
Q: Find the vectors that satisfy the stated conditions. NOTE: Enter the exact answers using the…
A:
Q: A batter hits the baseball A with an initial velocity of v0 = 114 ft/sec directly toward fielder B…
A:
Q: Given the mass of a radioactive material, phosphorus 32P is 0.60 g and its half-life, T1/2 is 14.3…
A:
Q: _5
A:
Q: An incompressible fluid is flowing through a pipe with a constriction. The pipe is on an incline…
A:
Q: Three long, parallel conductors each carry a current of I = 2.44 A. The figure below is an end view…
A: Visualize the problem:
Q: Two horizontal metal plates, each 100 mm square, are aligned 10.0 mm apart, with one above the…
A: Electrostatic force is fundamental force. It depends on 2 charges and distance between them. Force…
Q: Suppose the speed of light were 1000 mi/h. You are traveling on a flight from Los Angeles to Boston,…
A: According to your watch, what time is it when you land in Boston. Given, speed of lightc=1000…
Q: Part A What is the magnitude of the momentum of a 31 g sparrow flying with a speed of 5.3 m/s?…
A:
Q: An inductor in the form 9 a Solenoid Contains 450 turns and is 17-2cm in length. A uniform rate…
A: Given, No; of turns of the solenoid (N) =450; Length of the solenoid (L) = 17.2cm =0.172 m. Uniform…
Q: A space of 20mm between two parallel plates is filled with castor oil at a One of the plates is of…
A: The stress is the perpendicular force which brings about deformation on a body. The strain is…
Q: A cyclist in a race must climb a 5° hill at a speed of 8 m/s. If the mass of the bike and the biker…
A: Given that-Mass of the bike and biker,m=80 kgSpeed of the bikerSlope, θ=5°
Q: Hey
A: Given that-Two spaceships are heading directly toward each other, v=0.800 cCanister speed seen by…
Q: In an 8.00 kmkm race, one runner runs at a steady 11.2 km/hkm/h and another runs at 14.9 km/hkm/h.…
A: We can say,Time required for the second runner to finish the race, t2t2=dv2=8.00 km14.9 km/h=0.537 h
Q: Three infinite surface charges exist in vacuum. The first one has the density 7.34 nanocoulombs per…
A: Given, σ1=7.34nC/m2σ2=-16.23nC/m2σ3=24.98nC/m2
Q: A plane glass disk with a small thickness do is used to re-image the laser spot O into the center O'…
A: INTRODUCTION:- Glass disk of thickness=do Refractive index : nh≈no-h22dof'whereno-refractive index…
Q: A galvanometer has a capacity to carry a maximum current of 25 mA. How can it be used as ammeter to…
A: To find-Shunt resistanceGiven data-Ig=25 mA=25×10-3 AI=0.1 AI=100×10-3 A
Q: A stick of length 5 m lies radially in the field of a black hole where GM/(c²r)= 30 x 102. What…
A: The coordinate distance is given by the formula L=L01+GMc2r here L0=length in flat space-timeM=mass…
Q: • What quantities should you graph on the vertical and horizontal axes of your graph? • How will the…
A: Solution: The graph between the maximum kinetic energy and the frequency gives the straight line…
Q: A Solunsid of radius 1.50cm has 480 tums/ and a length of 25:0cm 110 11011 a) Find the rate at which…
A:
Q: The figure shows two bodies connected by a rope passing through a pulley of radius R, such that the…
A: Free body diagram gives whole idea of the forces acting. Force brings about motion and changes in…
Q: In the figure, a 2100 kg demolition ball swings from the end of a crane. The length of the swinging…
A:
Q: circular wire loop of radius a = 30 cm in free space carries a time-harmonic current whose amplitude…
A: Given, Radius of circular wire is 30 cm
Q: An electric field is generated between the parallel-plate capacitors, in which the plates have radii…
A: Given:radii of the plates, R = 2.00 cm = 0.02 mseparation between the plate, d = 1.50 cm = 0.015…
Q: A 95-g mass is attached to a spring. In the absence of damping, its maximum speed is 8.3 m/s when…
A: S.H.M
Q: Two interfering waves are arriving at a point on a screen with a path difference of 120 A. The path…
A: To find-(i) Wavelength of light (λ)=?(ii) Whether the point is bright or dark.Given-Optical path…
Q: At a track meet, a runner runs the 100 m dash in 12 s. What was the runners speed? Answer in m/s…
A: Given data : Runners travelled distance d = 100 m Taking time to travelled distance d is t = 12 s…
Q: An astronaut floating at rest in space has run out of fuel in her jetpack. She realizes that…
A: Concept: In this Question, we will use the Concept of the Law of Conservation of Momentum according…
Q: 4. 1. Add a column and call it: frequency (Hz). 2. Use the "change column formula" function to…
A: Solution: When the light falls on a photosensitive material, it emits photoelectrons and these…
Q: magnitude As shown in the figure below, a pair of charged conducting plates produces a uniform field…
A:
Q: Solve this attachment.
A:
Q: A resistor is connected in series with a power supply of 20.00 V. The current measure is 0.50 A.…
A: Given that-Current, I= 0.50 AVoltage of the Power supply, V= 20.00 VAccording to ohm's law, Voltage…
![A potentiometer wire has a length of
4 m and a constant potential difference is
maintained between its two ends. A cell gives
null point at 150 cm. when the cell is shunted
by a resistance of 10 , the balanced point is
obtained at 100 cm. Find the internal
resistance of cell.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F7a550765-f836-4683-9a66-fa3ae6d4e6ac%2F967ff04f-3c53-4f1a-831f-9b0dba94ef88%2Faqwaj16_processed.jpeg&w=3840&q=75)
![](/static/compass_v2/shared-icons/check-mark.png)
Step by step
Solved in 2 steps
![Blurred answer](/static/compass_v2/solution-images/blurred-answer.jpg)