Assume that the mobility of electrons in silicon at T = 300 K is = 1300 cm²/V-s. Also assume that the mobility is mainly limited by lattice scattering. Determine the electron mobility(cm/V-s) at T = 400 K.

Q: spring has static equilibrium the weight is given suddenly an initial velocity of (50 cm/sec)…

A:

Q: Q6:The block shown in fig.(3) weighs 5N and is held up by the water jet issuing (20M.) from the…

A: Given that: Weight of the block, W=5N Flow rate,Q=1.6lit/s=1.6*10-3 m3/s Diameter of the nozzle,…

Q: (b)Given the shown v-t diagram (1) construct a-t and s-t diagram (1I) Using diagrams, find total…

A: Given: v-t diagram

Q: erimentalist clai ts, a heat engim R, converts 16

A: GivenQ1=300 BtuT1=900 RW=160 BtuT2=540 R

Q: The x and y components of the acceleration of gravity (g) are:

A: Acceleration due to gravity acts directly downward direction

Q: Q4:-Find the kinetic energy of a proton whose de Broglie wavelength is 1.00fm= 1.00x10-15 m. [rest…

A:

Q: The wave function for a standing wave on a string of linear mass density p = 0.2 kg/m, is given by…

A: Given, yx,t=0.05sin4πxcos60πt

Q: B. What is the power radiated from a nude body 1.75m² in the area

A: Solution:-Given thatBody surface area (A)=1.75 m2Normal body temperature (T)=37°C=37+273=310…

Q: Two strings, A and B, have respective mass densities µA and µB respectively. The linear mass…

A:

Q: The block start from rest moving from A in the frictionless path. find: a) The speed at B. b) The…

A: Initial Height H = 4R Initial velocity = 0

Q: A long, straight metal rod has a radius of 6.00 em and a charge per unit length of 26.2 nCm. Find…

A: Given data: -  The radius of the straight metal rod is R = 6.00 cm. The charge per unit length is λ…

Q: What is the relationship between the reciprocal lattice and Bragg's law? prove that Bragg's law is…

A:

Q: the probability that a state located at the bottom of the conduction band is filled in non-…

A: For an intrinsic semiconductor, the fermi level lies exactly in the mid way of the two bands. The…

Q: need the answer quickly

A: Consider a uniformly charged sphere of radius R having a charged q, The energy of this sphere is…

Q: A projectile is fired with an initial velocity of 400 m/s hits a cliff 2000 meter apart determine…

A: range = V0 cos(60) x t  here V0 = 400m/s time of flight is t seconds range = 2000m thus, time (t) =…

Q: Points A (at (2, 3) m] and B [at (5, 7) m] are in a region where the electric field is uniform and…

A: The potential difference is defined as V = E→.dr→

Q: A car is approaching at a traffic light at a speed of 15 m per second When the light turns red, the…

A:

Q: Q1\Given two vectors P=2ax-ay + 3a, and Q = 4ax +3ay + 3a, find 1- a unit vector perpendicular to…

A:

Q: Find 1. the center of mass for this circle? 2. The moment of inertia about the Z axis

A: The center of mass of a sector of radius 'r' subtending an angle 2θθ at the center is given by,  z =…

Q: Q2/(1) If a-i+2j- 3k and 5 4i+7k, then 2d+35 in zerms of i, j, and k is Ji + 2j +4k. 3M (a) True,…

A: Given  Vector a = i + 2 j - 3k Vector b = 4i + 7 k We have to find vector  2a + 3b in terms of i, j…

Q: An aeroplane is flying horizontally with a velocity of 216 kmh' and at a height of 1960 m. When it…

A:

Q: The kinematic equation of a material point motion has the form x = A + Bt + Ct², where

A: The position of particle is x=A+Bt+Ct^2   =1.7+5.6t+3.1t^2

Q: 8 A particle is moving along a straight line with constant acceleration from a point A to a point B,…

A:

Q: 5. A particle of mass M = 102" Kg decays, while at rest, into a particle of mass m = 4x 10-28 %3D Kg…

A: Given a particle of mass M=10-27kg =10×10-28kg decays into a  particle of mass  m=4×10-28kg

Q: 43. The pnrabolic coordinates (.n) are related to the Cartesian coordinate (x, y) by x = En and y…

A: Given: x=ξηy=ξ2-η2

Q: 2. A pipe with a radius of 2 cm is connected to another pipe with a radius of1 cm. If the velocity…

A:

Q: A toy gun fires rubber pellets (mass = 4.1 grams) at plastic targets (mass = 95 grams). A target is…

A:

Q: A photographer has a camera with a focal length of 75 mm, in front of which an object is moving from…

A: Given, focal length of camera is f=75 mm

Q: Q2) If the volume charge density in space is specified as -20*Epsilon_not*sqrt(y) MC/m^3;where the…

A:

Q: Find the time of 0.5N dynamic force acting on 30 mg of blood of a giving upward with a velocity…

A: Concept: A force is an influence that can alter an object's motion. An object with mass can change…

Q: In rock samples, the C^14 activity measured 12 mC (12 millicurie). C^14 half-life 5730 year.…

A: In radioactive decay, the substance having unstable nuclei emits radiation and loses energy. It…

Q: Which one has a quantum energy and a standard function? And why? An isolated free particle or a…

A: We have to find which has quantized energy and standard wave function a particle on a nano wire or a…

Q: Generalised potential for a system is U (q,4)= (9+ġ)' .corresponding generalised 2 11. force is :…

A: Force on a system is defined as gradient of potential.

Q: Example 4 A satellite is revolving round is projected from the satellite in forward direction with…

A: Below is the detailed solution M= Mass of earth