7c. Calculate for C in units of N·m² given effective mass is 0/54m。. Assuming energy dispersion around conduction band minimum can be described by E = Ck²+Dk; C and D are constants.
Q: A heating element using nichrome connected to a 230 V supply draws an initial current of 3.2 A which…
A: Concept: To determine the Steady temperature of the Heating Element at room temperature which is…
Q: A circular plate of uniform thickness has a diameter of 56 cm. A circular portion of diameter 42 cm…
A: We are known that a circular plate with a constant thickness has a 56 cm diameter. On one side of…
Q: nydro-electric station has an out put or generate usoriok wh Per one year and consume / discharge)…
A: Three types of turbines are used based on the capacity of the water: 1.Francis, 2. Pelton…
Q: While Einstein introduced his cosmological constant to get a static universe, he was never satisfied…
A: Given that, the mass density is ρ cosmological constant is Λ=4πGρ From the Friedmann equation…
Q: Two lūning torks produce resonance with air columns of lengths 16cm & 24cm respectively I smaller…
A: We need to compute-Frequency of fork(n1)=?The data given is-Initial resonating length (l1)=16…
Q: The ammeter shown in the figure below reads 2.41 A. Find 1₁, 12, and E. (Assume R = 7.35 2.) 4₁ = A…
A: For calculation of I1 and I2 we need to apply kirchoff's voltage loop law in loop…
Q: A 3.00 mF capacitor is connected to a standard electrical outlet (AVrms = 120 V; f = 60.0 Hz).…
A: We are given a capacitor and rms value of voltage. The current in wire will be same as that through…
Q: Show that the longest wavelength of the Balmer series and the longest two wavelengths of the Lyman…
A: For hydrogen emissions, certain pairs of frequencies add up and give the frequency of other emission…
Q: 26. Find the tension in each of the three cables supporting the traffic light if it weighs 2.00 ×…
A:
Q: (a) (c) R1 60 Ω R1 100 Ω ww R2 50 Ω R4 80 Ω www BAT1 9 V Μ Μ Hilt 12 V ww R3 80 Ω R5 150 Ω ww R2 120…
A: Current through each resistor. Given,
Q: (20%) Problem 2: Suppose you have a 1.9 μC point charge. 50% Part (a) How far in meters from the…
A: Given: In this question, the given details are, Suppose the point charge is 1.9 μC a) To find…
Q: A geostationary satellite orbits around the earth in a circular orbit of radius 36,000 km. Then, the…
A: We are aware that a geostationary satellite travels in a circular path with a 36,000 km radius…
Q: What is the effective mass of a free electron under these conditions? given band structure of the…
A:
Q: ere the units are SI. est to ?
A: Given: The wave equation for longitudinal can be given as yt=0.0020 cos15πx-52πt.
Q: The m = 9.60 kg block in the figure(Figure 1) is held in place by the massless rope passing over two…
A: Given a pully mass system with mass m=9.60kg Considering the strings and the pulley to be massless…
Q: Problem 3. Consider a flat, single component universe. 1. For a light source at redshift z that is…
A: Given a flat single-component universe. 1.) The Hubble parameter is defined by…
Q: A particle performing S.H.M. starting for mean position has period 2 second and of amplitude 5 cm.…
A: We need to find-Displacement of particle at the end of half a second.Acceleration at the end of half…
Q: Two luning torks produce resonance with air columns of length respectively. 16cm & 24cm A smaller…
A:
Q: The figure shows a Young's double. slit experimental setup. It is observed that when a thin…
A:
Q: Does Hubble's Law work well for galaxies in the Local Group (such as Andromeda)?
A: Hubble law states that the velocity of the galaxies which are moving away also known as the…
Q: in the Cartesian coordinate system, a particles in X-position is defined by x = 8 t ft, where the…
A:
Q: Bodies: Planar Motion Semicircle To find the center of mass of a thin wire bent into the form of a…
A:
Q: The current l=50 A is evenly distributed in a wire with a circular cross section, with a radius of a…
A: Given, Current (I) = 50 A. The current is evenly distributed in a wire with a circular…
Q: In a Young's double slit experiment, 12 fringes are observed to be formed in a certain segment of…
A: We are aware that when light with a wavelength of 600 nm is utilised, 12 fringes are seen to appear…
Q: An electric guitar's amplifier is at a distance of 4.7 m. Find the intensity of its sound waves when…
A:
Q: Two protons at rest and separated by 6.00 mm are released simultaneously. What is the speed of…
A: Electrostatic force is fundamental force. It depends on 2 charges and distance between them. We…
Q: A 200µF parallel plate capacitor having plate separation of 5 mm is charged by a 100 V dc source. It…
A: To find-(i)Change in Capacitance=?(ii) Change in electric field=?(iii) Change in energy density of…
Q: 4 Water (with refractive index = =) in a tank is 18 cm deep. Oil 3 7 of refractive index-lies on…
A: We are aware that a tank's water is 18 cm deep. As illustrated in the illustration, water has a…
Q: Physics In a compound microscope, the focal lengths of the objective and eyepiece are f₁ = .5 cm and…
A: Given that,Focal length of objective (f1) = 0.5cmFocal length of eyepiece (f2) = 2.0cmDistance…
Q: J04
A: Given that-Wavelength 'λ'= 40.0 mSpeed of propagation, v= 5.0 m/sTime 't'= 1 minutet= 60 secWe know…
Q: : Find the frequency of waves emitted from radio station.
A: We need to compute-Frequency of waves emitted from radio station (n)=?The data given as-Wavelength…
Q: : The voltage across a membrane forming a cell wall is 84 mV and the membrane is 9.75 nm thick. What…
A: Given: In this question, the given details are, The voltage across a membrane forming a cell wall is…
Q: Show the matrix representation of the operators a. position (x) b. momentum (p) for the…
A:
Q: A hockey player with mass 87.7 kg is skating 7.2 m/s towards the east side of the hockey rink.. A…
A:
Q: A fly lands on an old record player, while a 12” O.D. 33 rpm record is playing. If the fly lands on…
A: We have 2 types of motions- translational and rotation. Other are combination of these two. We have…
Q: In an interference experiment, the ratio of amplitudes of a₁ 1 The ratio of maximum and =-. a2 3…
A: In a known interference experiment, the ratio of coherent wave amplitudes is a1a2=13.The ratio…
Q: The speed of all electromagnetic waves in empty space is 3.00 × 108 m/s. a) What is the wavelength…
A: Given : speed of electromagnetic waves in space is 3×108ms-1 Relation between , wavelength…
Q: An A.C. circuit consist of a resistor of 50 and inductor of 10 mH connected in series with 50 V, 50…
A: We can write-Peak current in a series LCR circuit, I=VR2+XL2-XC2here, V is peak emfR is…
Q: A wire 2.5m long & diameter 0.8mm is stretched by a load ION. Find the mark done if Y es 2x 10″N/m².
A: We need to find-Work done (W)=?The data given as-Length (L)=2.5 mDiameter (D)=0.8 mm=8×10-4 mRadius…
Q: Questions 1- What do we mean by alloy (Alloy), and why do researchers and specialists resort to its…
A: Disclaimer: “Since you have asked multiple question, we will solve the first question for you. If…
Q: You heat a sample of ice from -20°C to 100°C and gather the data in the table provided. Time (min) B…
A: Heating Curve: It is used to represent the Endothermic process. An endothermic process is a process…
Q: 3. For an active medium of length L=10cm and having lasing atoms with cross section area and…
A: Given, Length, L=10cmL=z=0.1m σ(N2-N1)=0.1cm-1σ(N2-N1)=10m-1 Initial photon flux,F0=1×1020s-1 The…
Q: Twio lūning torks produce resonance with air respectively. columns of lengthe 16cm & 24cm A smaller…
A: We need to compute-Frequency of fork(n1)=?The data given is-Initial resonating length (l1)=16…
Q: c. The acceleration of the object as a fur
A: Solution: c). The given velocities are, vx=10-0.5t i^vy=-5t+0.025t2 j^Acceleration is, ax=dvxdt=-0.5…
Q: how did you get x and y?
A: Solution:-Given thatstagnation point (r,θ)=( 13.8 m, π )point on the surface of the body with θ = 2…
Q: 7) The number of allowed electron state per unit energy range is defined by: g(s) = (2m) ¹/24/2 V…
A:
Q: A 60 watt electric bulb loses its energy entirely by radiation from the surface of filament. If the…
A:
Q: Pariya's 10 year old little sister just watched the Frozen 3 trialer, but doesn't understand that…
A:
Q: . If collision between the block and the incline is completely elastic, then the vertical (upward)…
A: Here, we know that if the collision between the block and the incline is entirely elastic, then we…
Q: An SUV is travelling at 20.0m/s on a straight road. Right before entering the quarter circle section…
A: Just after entering the curve, the vehicle will experience centripetal acceleration. The magnitude…
Please show conversions of units and values of constants.
Step by step
Solved in 2 steps