In operation an electric toaster has an rms current of 3.95 A when plugged into a wall socket with rms voltage 1.20 x 102 V. Find the toaster’s (a) average power, (b) maximum instantaneous power, and (c) resistance.
Q: A parallel-plate capacitor is made of two plane circular plates separated by d cm of air. When a par...
A: Given: The thickness between the plates of the capacitor d = d cm. The thickness of the glass diele...
Q: Viewed from somewhere in space above the north pole, would a point on the earth’s equator have a pos...
A: Earth's rotation is about its axis from west to east.
Q: Calculate the natural line-width of a transition for Cu that has a lifetime of 5 ns.Estimate the con...
A: Step 1 The natural line width Δν and the natural lifetime Δτ are connected as below, Here h is the ...
Q: Calculate the ideal frequency to detect a surface defect using a Rayleigh wave.
A: Given: Speed is vs=3200m/sec Poisson's ratio is ν=0.29 distance d=20mm=20*10-3m
Q: To stretch an ideal spring 3.00 cm from its unstretched length,12.0 J of work must be done. What is ...
A: W=12kx2k=2Wx2
Q: small block with mass 0.0500 kg slides in a vertical circle of radius R = 0.800 m on the inside of a...
A: Mass of the block, m=0.05 kg Radius, R=0.800 m At the bottom the normal force on the block is n=3....
Q: Frick's law
A: Frick's law states that the diffusion of particles from the higher concentration region to a lower c...
Q: let aperture stop == radius of lens == object height
A: Hello. Since your question has multiple sub-parts, we will solve the first three sub-parts for you. ...
Q: Explain briefly the existence of surface tension at the boundary of biological fluids.
A: Answer: From a physical point of view, The surface tension is defined as the force per unit length o...
Q: How are the components of the acceleration of a projectile related to the mass of an object? How ar...
A: In the case of projectile motion, the horizontal acceleration is zero. and hence it is independen...
Q: Q 24 only
A: Given: The weight of the women is W=600 N. Refer the below figure for free body diagram. Let TR is ...
Q: Determine the number of photons emitted per second by a laser that emits red light of wavelength 650...
A: P=Et =nhcλtn= Pλthc
Q: Two pucks A and B, moving on a frictionless air table, have respective initial velocities v, and vp....
A: Given: Mass of Puck A is mA and mass of puck B is mB mA=2mB Initial velocity of puck A is v1A Initia...
Q: A sample of 18F is used internally as a medical diagnostic tool by observing this isotope’s positron...
A: Given information: The t1/2 of the F18 isotope's positron decay, t1/2=110 min The percentage of dec...
Q: Is it possible to have a scattering similar to Compton scattering from a proton in H2 gas? What woul...
A: Photon could scatter from both proton and electron So there is no change for an electron. Thus it is...
Q: Hello. May you please help me with the Solutions of Question (3-4) and (3-8) from the picture below....
A: Hello. Since your question has multiple parts, we will solve the first question for you which is ask...
Q: please very soon
A: Solution: For the given Data, The corresponding differential Equation is given as below: my"+c...
Q: You are standing at the intersection as indicated by an emoji, you can take two possible routes from...
A: For the root passing via Ontario Street the vector notation can be drawn as, Here Resultant is calc...
Q: Suppose that you have a 2D quantum system where X and Px are the x- component position and momentum ...
A: The commutator for Py and y Py,yψ=Pyy-yPyψ=Pyyψ-yPyψ=-iℏ∂∂y(yψ)-y(-iℏ∂∂y(ψ))=-iℏψ-iℏy∂ψ∂y+iℏy∂ψ∂y=-i...
Q: Show that ugr correctly represents the velocity of the particle both relativistically and classicall...
A: For non-relativistic case: ugr=dEdp=ddpp22m ∵E=p22m=2p2m=pmugr=v Therefore, in no...
Q: A 50.0 kg marathon runner runs up the stairs to the top of Chicago’s 443-m-tall Willis Tower, the se...
A: P=mght=50.0 kg9.8 m/s2443 m15.0 min60 s1 min=241.2 W
Q: Capacitor
A:
Q: 1) If mass of the object is 23.7 Kg and its volume is 67 cm³ What is the density?
A: Here, Mass = 23.7 kg Volume = 67 cm3 = 67 × 10-6 m3
Q: A helium balloon hovers in midair, neither ascending nor descending. Is it in equilibrium? What forc...
A: There are the number of forces (magnetic, electrostatic, radiation pressure from the light that fall...
Q: A 475 nm wavelength spectral line is actually a doublet, 0.0043 nm separation. (a) What is the small...
A: Given information: The wavelength of the spectral line, λ=475 nm=475×10-9 m The separation between t...
Q: A car and a truck start from rest at the same instant, with thecar initially at some distance behind...
A:
Q: Calculate the mean-free (or average) time between collisions for electrons (in the conduction band; ...
A: The expression for the mean free time between the collisions for electrons isτ=m*μqτ- mean free time...
Q: Shown is the typical photoelectric behavior of a metal as the anode-cathode potential difference ΔV ...
A:
Q: Tarzan, in one tree, sights Jane in another tree. He grabs the end of a vine with length 20 m that m...
A: Given: The length of the vine L = 20 m. The angle of vine with vertical is 45o. The angle of vine w...
Q: Advanced Physics Calculate the specific volume anomaly using a
A: Given: The salinity is 25. The temperature is 40°C. The pressure is 10 decibars. The anomaly is giv...
Q: Jack sits in the chair of a Ferris wheel that is rotating at a constant 0.100 rev>s. As Jack pass...
A: The net force acting at the highest point is, -mg4+w=F-mg4+mg=maa=3g4
Q: Explain briefly why a fluid in biological membrane must be in a state of buffer.
A: Given: The buffer state of the biological fluid membrane.
Q: If a cyclist is going around a curve at constant speed, is he accelerating? If so, what is the direc...
A: Given: The cycling of a cyclist around a curve at a constant speed.
Q: Suppose you have an observable N with three eigenvalues 4, 8, and -1, with orthonormal eigenvectors ...
A: Expectation value of the given observable Ω=<ψΩψ>=c1*<1+c2*<2+c3*<3Ωc11>+c22>+c...
Q: Two identical tuning forks are struck, one a fraction of a second after the other. The sounds produc...
A: Rewrite the first expression given for the single sound ft=Csinωt+Csinωt+α 1=Csin...
Q: The isotope 57Co decays by electron capture to 57Fe with a half-life of 272 d. The 57Fe nucleus is p...
A: Given: The half life of Cobalt is T1/2=272 d. The activity of Cobalt is A0=2.00 mCi. Part (a) The ...
Q: Telescopes on certain commercial surveillance satellites can resolve objects on the surfaceEarth siz...
A: Given : Altitude, L = 400 km = 400 x 103 m Wavelength, λ = 550 nm = 550 x 10-9 m Let R be the...
Q: Hi, I am having trouble with two physics questions. The answer I got for Q5 was '100%' but I am no...
A: Given: Volume = 100 m3 Relative humidity (RH) at 20oC as 55% RH(at 20°C) = P...
Q: What is the purpose of the spin cycle of a washing machine? Explain in terms of acceleration compone...
A: Given: Explain the purpose of the spin cycle of a washing machine Need to explain in terms of accele...
Q: In an x-ray diffraction experiment there is only one strong interference maximum, and this occurs wh...
A: nλ=2dsinθλ=2dsinθn=20.158 nmsin36.0°1=0.186 nm
Q: An ideal spring of negligible mass is 12.00 cm long when nothing is attached to it. When you hang a ...
A: A force required to stretch a spring a distance x is F = kx Weight of the given mass is the force th...
Q: 10) Which vectors in graph below are equal? to too
A: Solution: Equal Vectors: If two vectors A and B are said to be equal if they have same magnitude(L...
Q: Under what conditions is average velocity equal to instantaneous velocity?
A: Given: The condition for the equivalence of instantaneous velocity with average velocity.
Q: Please answer parts A and B. The pair at the bottom of the page that is circled. Use all data given ...
A: Given values, d2=300 m t3=170 s
Q: Calculate the value of Planck’s constant determined by Franck and Hertz when they observed the 254-n...
A: Given data: The wavelength is λ=254 nm. Write the expression for the energy of the photon as: E=hc...
In operation an electric toaster has an rms current of 3.95 A when plugged into a wall socket with rms voltage 1.20 x 102 V. Find the toaster’s
(a) average power,
(b) maximum instantaneous power, and
(c) resistance.
Trending now
This is a popular solution!
Step by step
Solved in 2 steps
