Q. 1: What is the energy of a photon that, when absorbed by a hydrogen atom, could cause an electronic transition from (a) the n =2 state to the n = 5 state and (b) the n = 4 state to the n 6 state?
Q: spring has static equilibrium the weight is given suddenly an initial velocity of (50 cm/sec)…
A:
Q: 48. A particle of m moves along x axis under the action of a foce J. Its motion is described by the…
A: F=-2kx3f=-dvdx=2kx3v(x)=2k∫dxx3=-kx2 KE=12mv2=12mdxdt2
Q: 1- tind R for P=120W 4 I 4 A? %3D 2- find V for P= 64 w 4 R: 8 ?
A: given Power(P)=120 W Current (I)=4 A formula using P=I2R, R is Resistance…
Q: i need the answer quickly
A: Given for worker A, the magnitude of the force is 850 N, the angle of elevation is 30° and the…
Q: 4- Two series of sound waves, the length of the first (3.5 m) and the second (3.4 m), overlapped, so…
A: Given information: The wave length of the waves: λ1=3.5 mλ2=3.4 m The beats heard per sec (nb) =…
Q: erimentalist clai ts, a heat engim R, converts 16
A: GivenQ1=300 BtuT1=900 RW=160 BtuT2=540 R
Q: Q4:-Find the kinetic energy of a proton whose de Broglie wavelength is 1.00fm= 1.00x10-15 m. [rest…
A:
Q: Problem 1: (a) Derive the relation of the shortest wavelength limit of X-rays generated with the…
A: (a) X-rays are commonly produced by accelerating electrons through a potential difference (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: The speed of sound in water, which has a bulk modulus of 2.1x10^9 N/m^2 at zero degrees Celsius, is:
A:
Q: At the surface temperature of the sun T = 5800 k, diameter R = 7 * 10^8 m, and at the average…
A:
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: 1- Work done by friction (a) increases kinetic energy of body (c) increases potential energy of body…
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: 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: We have an electrical circuit whose different elements are connected to an alternating current…
A: The electric field is a vector quantity that arises from electric charge. It also corresponds to…
Q: 2.21 and 2.22 Drtermite the x and y cmpowits of eacli of the forces shown. 120N 60 Ib 80 N 100N 30…
A: Given, Force vectors in x-y plane.
Q: 2. F = e²i+yj + x²yk, A. y²i2zy2j-e²k B. x²i-2y2j-e²j C. y²i-2z2j-e²k D. z²i2zy2j+e²k E.…
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: A Ferris wheel with radius 14.0 m is turning about a horizontal axis through its center (the figure…
A: Given information: The radius of the Ferris wheel (r) = 14.0 m The linear speed of the passengers…
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: 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: 06 what we mean by conservation of angular momentum for system of particle motion?
A: It is asked conservation of angular momentum for system of particle motion:
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 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: 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: The apple falls from the height of 380 m, the time of its flight and speed when it reaches the land.…
A:
Q: Q6- In plaster mold we use plaster as expendable material, what are the additional material use in…
A: The additional material which we used in plaster molding is ,Gypsum , water ,Magnesium oxide .
Step by step
Solved in 2 steps