Chapter 30 - Worksheet Material Below are typical values of resistivity for various samples of water. Suggest reasons for the wide variation in values. Sample Resistivity (2m) Pure water 2x107 Distilled water 5x10 Rainwater 2x104 Tap water 100-5000 Sea water 30

Q: Q. 11 : If galvanometer is shunted by (1/n) of its value, then fraction of total current passing. th...

A: Given that:-Galvanometer resistance=GShunt resistance=1nGCurrent flowing through galvanometerIg=SS+G...

Q: A flux quantum (fluxoid) is approximately equal to 2x10 gauss-cm". A type II superconductor is place...

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Q: A senator reported that 640 metric tons of spent nuclear fuel had produced 660,000 gallons of nuclea...

A: Note :- We’ll answer the first question since the exact one wasn’t specified. Please submit a new qu...

Q: 69 : An A.C. voltage of 230 V, 50 Hz is applied across a series combination of two Henry inductance ...

A: Given that, Er.m.s = 230 V f = 50 V L = 2H C = ?

Q: rmine [A] the acoustic intensity of the incident wave and [B] the rms acoustic pressure of the incid...

A: k;ogbst;nign

Q: How many electrons would need to be assembled to obtain a total charge of q=1C? The mass of an elect...

A: Given data q=1 Cme=9.1×10-31 kg Here, q is the charge and me is the mass of the electron. When the t...

Q: A defibrillator passes 13 A of current through the torso of a person for 0.011 s. How much charge mo...

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Q: Two point charges, q1 = charge with q3 = 4.0 µC and mass m = 4.0 g travels towards the two charges a...

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Q: 5. Two point charges are located on the x axis. A 2.0 nCoul charge is located at x = +3 u m and a ne...

A: Given data q1=2×10-9 Cq2=-2×10-9 C These are the two different charges placed on X axis. We have to ...

Q: Compute the resistance of a conductor whose resistivity is 20.54 ohm-CM per foot with circular cross...

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Q: An adventure racer ran 1.7 km north, then 3.2 km 63° to the south of due east, then 1.4 km west. She...

A: Answer..

Q: The formula for normal strain in a longitudinal bar is given by ɛ = AE where F is normal force appli...

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Q: ground surface. He pushed the package 5.00 m to the right from his original position. Given that the...

A: Given: The mass of the package is 40 kg.            The distance travelled by the package is 5 m.   ...

Q: In the circuit as shown in the figure below, E1= 2 V, E2= 4 V, r1= 1 ohm, r2= 2 ohm and R= 5 2. Dete...

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Q: Wae leng the of two nolă in air are m þroduces q beata/ sec with a third note of fred frequeny Deler...

A: To find-Velocity of sound (V)=?Given-(λ) for two note are 80177m and 80175mLet their frequencies be ...

Q: A current of 5 A flows through an electric heater of resistance 22 0. The voltage drop across the he...

A: Given that:- Current, i = 5 A Resistance, R = 22 Ω The voltage drop across the heater is V = iR     ...

Q: The velocity of sound in a certain medium is 1000 m/s. If sound wave has a frequency of 500 hz, how ...

A: Given' Velocity of sound is v=1000 m/s Frequency of wave is f=500 Hz

Q: Rate of cooling of body is 0.5°C/min, when the system is 50°C above the surroundings. When a system ...

A: To find-Rate of cooling dθdt2=?Given-dθdt1=0.50C/minθ1=500C+θ0θ1-θ0=500Cθ2=300C+θ0θ2-θ0=300C

Q: A converging tube has a cross section area at the inlet of 0.75 m^2 and has a fluid velocity of 250 ...

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Q: An X-ray beam of wavelength 0.71A^0 is diffracted by a FCC crystal of density 1.99 x 10^3kg/m^3. Cal...

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Q: distance has sound intensity level L1 of 73 dB. Find the corresponding Inte

A: Given: dB level =73dB. It is known that, dB level=10 logII0

Q: What is dynamic dribbling in basketball?

A: Dribbling can help a person to become a better basketball player by making the individual competent ...

Q: 1. When a positive test charge +qo moves from point A to point B in an electric field, work WAB is d...

A: Given, Test charge and potential energy at points A and B

Q: A 100 ohms resistor carrying current of 1 Amp is maintained at a constant temperature of 30°C by a h...

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Q: A neutron star is the remnant left after certain supernovae texplosions of giant stars) Typically, n...

A: The density is given by  ρ=Massvolume The volume of sphere is 43πR3 It is given that the mass of neu...

Q: 2. The p°(770) meson decays almost 100% to n+n¯. The measured JPC is 1¬~. Justify these three values...

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Q: 4. Consider two spin-1/2 systems interacting in such a way that the Hamiltonian has the form H(12) =...

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Q: The cycle ends at time: Time ( 3.5 0.5 1 1.5 2.5 3. 3.5 1.5 25 N. Displacement XC

A: Hey dear this is very easy question related to graph  have a look at solution

Q: + ccording to brevest's theory of heat the heat ezchange stoße at. d) -273k txehange 0°C 6) -5°C e) ...

A: TO find- Temperature at which heat exchange doesn't takes place=? Given- Prevost's theory of heat ex...

Q: Calculate the energy released in the following spontaneous fission reaction: 238U - 95Sr + 140xe + 3...

A: The energy released is given by the equation, E=Δmc2 Here Δm is the mass defect given by, Δm=mr−mp H...

Q: The commutation relations among the angular momentum operators, Lx, Ly, Lz, and L?, are distinctive ...

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Q: hree charges q1 = 4.5 nC, q2 = -4.5 nC, and q3 = 1 nC are placed at three corners of a square (each ...

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Q: write the kinetic energy operator for a three particle, two dimensional system

A: We have to write the kinetic energy operator of the three Particles in 2 D

Q: 15. The same constant force is used to accelerate two carts ef the same mass, initially at rest, on ...

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Q: 6. A truck weighing 1,000 kg runs at 120kph carrying a load of 1,200kg at its back. It travelled at ...

A: Given, mass of truck is mt=1000kg the velocity of the truck vt=120kph mass of load is ml=1200kg Dist...

Q: Give two sources of EM waves in the Earth’s environment.

A: It is asked to name any two sources of EM waves in the Earth's environment.  

Q: Calculate the dose in Sv to the chest of a patient given an x-ray under the following conditions. Th...

A: Energy, the intensity of radiation, exposure time, and area of cross-section is related by the formu...

Q: Object Height Image Distance Image Height Image Туре Image Orientation Candle Object Location Distan...

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Q: 15) Calculate the critical angle for crown glass surrounded by water. The index of refraction of cro...

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Q: (a) A physics lab instructor is working on a new demonstration. She attaches two identical conductin...

A: Answer..

Q: The displacement of a particle given by performing S.H.M. is 5 sin at + 12 sin at + cm. Determine th...

A: To find- (1) Amplitude (A)=? (2) Period (T)=? (3) Initial phase of motion (x)=? Given- The equation ...

Q: sled (mass 90.0 kg) down a slope at a constant speed along a distance L of kinetic friction is µ = 0...

A: Given data. m=90 kgd=30 mμ=0.1θ=60° Here, m is the mass. d is the distance. To calculate the differe...

Q: There are five children, each of mass 20 kg, witha cart of mass 140 kg. Case 1: If three children si...

A: Given: The mass of each five children is m=20 kg. The mass of cart is mc=140 kg. The acceleration of...

Q: 24. A uniform, horizontal plank, having a weight of 254 N, is held in static equilibrium by a fricti...

A: Given: The weight of the horizontal plank is 254 N.            The length of segment PA is 20 cm or ...

Q: A 7.0 µC charge and a -3.0 uC charge are ins through the sphere in ? in uncharged sphere. What is th...

A: Answer..

Q: N atoms of an ideal gas are enclosed in a container of volume V. The volume of the container is chan...

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Q: igure 2: Left: A picture of a nearby galaxy taken with an ultraviolet telescope. Right: A picture of...

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Q: A particle is dropped into a hole dug from the earth's surface to reach the surface of the earth on ...

A: given a hole is dug through the centre of the earth and a particle is made to fell on it to prove th...

Q: A copper wire is 2.50 m long and has a diameter of 2.5 mm. How much current will it draw when connec...

A: In this question we first find the resistance  of the copper wire  and then we will apply ohms law t...