In a building, there are 15 bulbs of 45 W, 15 bulbs of 100 W, 15 small fans of and 2 heaters of 1kW. The voltage of electric main is 220V. The minimum fuse capacity (rated value) of the building will be approximately 1. a. 10 A 2. b. 20 A 3. С. 25 А 4. d. 15 A
Q: Part A An insulated beaker with negligible mass contains lquid water with a mess of 0.295 kg and a t...
A: The mass of the liquid water is given as, mw=0.295 kg, The initial temperature of the liquid water i...
Q: Q 3/ An experiment was conducted to find the relationship between the specific heat of potassium met...
A: Given Data The relationship is: CvT=2.08+2.57T2 The avagadro's number is:NA=6.023×1023 The boltzm...
Q: A car of mass 450 kg travels at a speed of 30 m/s hits a barrier of mass 30 kg. After the accedient ...
A: Solution: Let us apply the conservation of linear momentum in the collision. let v be the velocity o...
Q: Write charge-free Maxwell's equations in phasor form. Derive the wave equation for É and define prop...
A: The charge-free Maxwell equations in phasor form are expressed as : ∇⋅E=0 (1)∇⋅B=0 ...
Q: Tanjiro's enemy has a constant acceleration of 30m/s² for 10 seconds. To tease Tanjiro, the enemy ch...
A:
Q: A small electric immersion heater is used to heat 82 g of water for a cup of instant coffee. The hea...
A: Given: Mass,m=82g=82×10-3kgPower,P=72WInitial Temperature,Ti=1000C=373.15KFinal Temperature,Tf=230C=...
Q: -R+ 3. The particle of charge 5.8x10 c placed at the center of the a triangular pyramid (4 surface)....
A: Given that:-The charge of the particle, q=5.8×10-3 CWhere, charge is placed at the center of the tri...
Q: 1- Define the standard designation types to names gray cast iron with examples.
A: In cast iron, gray iron or grey cast iron is composed mostly of graphitic microstructures. This frac...
Q: An electromagnetic wave has an electric field given by E(z, t) = (2.98 x 105 V/m)î cos [kz – (12.65 ...
A: The direction of propagation is the direction of wave vector so given direction of wave vector is al...
Q: (a) A linearly polarized electromagnetic waye with polarization normal to the plane of incidence is ...
A:
Q: Two coherent point sources 7.5 cm apart create an interference pattern in a ripple tank. There are 8...
A: Given: Distance,d=7.5cm=7.5×10-2mNumber of nodes,n=8 The superposition of overlapping light waves em...
Q: A sinusoidal electromagnetic wave is propagating in vacuum in the +Y direction. If the magnetic fiel...
A: The direction of electromagnetic wave is given as, +y axis direction. The direction of magnetic fiel...
Q: 4f A An dectson in a finite 3 Mare well of wnd th 5A ond dep th sbev So, find? Ü)- Find no of Grespy...
A: Given, width, a= 5 A∘= 5×1010mdepth=16 eV
Q: Consider three polarizers, X, Y, and Z arranged as shown in the figure. Unpolarized light of intensi...
A: When a light passes through polarizer, its intensity changes depending upon the how the polarizer is...
Q: Determine o.
A: The solution of the question is as follows:-
Q: A 5.5-kW water heater operates at 240 V. i. Should the heater circuit have a 20A or a 30A circuit br...
A: Given: Power,P=5.5kW=5.5×103WVoltage,V=240V A circuit breaker is an electrical switch that protects ...
Q: A 0.5 m long titanium alloy wire has a diameter of 1.3 mm and a density of 4420 kg/m³. It is fixed a...
A: Given, L=0.5mD=1.3 mmρ=4420 kg/m3T=250 N
Q: The following tank is full of water. Determine the work required to pump the water out of its outlet...
A:
Q: Light of wavelength 575 nm is reflected most strongly from a layer of benzene film (n = 1.50) floati...
A: Solution attached in the photo
Q: 1) Calculate the interval As 2 between two events with coordinates (x1 = 50 m, y1 = 0, z1 = 0, t1 = ...
A:
Q: An infinite-height effort well 3 describes the relationship 0 <x<a represent a so that V(x) = {0 oth...
A: Note that I've used the alphabet "E" to denote energy instead of "F".
Q: ) For the structure shown, determine the internal loadings acting on the cross-section at point B. 6...
A:
Q: - of the inertial systems in Fi easure no net electromagnet
A: Explanation: The bulk modulus which relates to the velocity v as, B=ρv2
Q: ) a. What is binding energy of an atom? b. Write and explain atleast three Neil's Bohr postulate fo...
A: Basic concept of physics.
Q: If a stone dropped from a balloon while ascending at the rate of 7.60 m/sec. reaches the ground in 6...
A: The initial velocity of the balloon is given as, u=7.60 m/s. The tome taken for the stone to reach t...
Q: 1. What mathematical relationship exists between the wave speed and the tension of the medium, usin...
A: 1. From the attached diagram, the power trendline equation for the graph is: So, speed is proporti...
Q: A magnetic field of 3.3 T passes through a single loop square coil of side length 7.5 x 10-2 m which...
A:
Q: sorbed molecule. Solve the probler e partition function of the system. nolecules.]
A: In N absorbed gas molecule, the partition function as, In N molecule, the arrangements as,
Q: A 4.0 mg insect is observed to be stationary with an uncertainty of 0.1 mm. What is the uncertainty ...
A: Given, m=4.0 mg∆x=0.1 mm
Q: Problem 12 Light of wavelength 630nm is incident normally on a thin wedge shaped film with index of ...
A: Given Wavelength of light incident on a thin wedged shaped film = lambda= 630 nm Ten bright and nin...
Q: Instead of a commutation relation lâ, ât] = 1, which is true for photons, assume that the creation a...
A:
Q: A long string held by two men, one on each end. Man A oscillates the end that hold producing a wave ...
A: As given, The wave function according to student A, y1x,t=A sinkx-ωt Student B oscillates the string...
Q: Write down the energy eigenfunctions for a particle in an infinitely deep one-dimensional square wel...
A: Given: Infinite square well potential : V=0-L2<z<L2∞z<-L2 and z>L2
Q: 3) Suppose the motion of a mass-spring system is described by the differential equation x"+By'+1y=0....
A: Given: The differential equation of the mass-spring system is y'' + β y' + y = 0
Q: Consider a 1.62 m person standing 0.75 m to the left of a concave mirror with radius of curvature 0....
A:
Q: n that the potential is given as V = 80{ r }^{ 0.6 }r0.6V. Assuming free space condition, find : (a)...
A: Given: The potential is V=80r0.6 V. To find: (a) The electric field The electric field in terms of ...
Q: (a) A linearly polarized electromagnetic waye with polarization normal to the plane of incidence is ...
A: Solution attached in the photo
Q: Consider a coaxial capacitor, radius a and b, and length L, as shown in the figure below.The capacit...
A: Given:inner radius, aouter radius, blength of the cylinder, Ldielectric filled till D with permittiv...
Q: Part A A cube 23 cm on each side contains 2.6 g of helium at 20 °C. 1200 J of heat energy are transf...
A:
Q: Consider a quantum particle with energy E approaching a potential barrier of width L and height V0 >...
A:
Q: What = (V(x azan) » represents 0<xsa Q3: An infinite-rising effort well described by the relationshi...
A: Given the problem of particle in a box where potential is zero outside and infinite outside. To find...
Q: termine o.
A: From Gauss's law as,
Q: pparent depth of the
A: Given data Real depth = 8.00m Refractive index of water nw = 4/3 Refractive index of air na =1.00
Q: In the figure, a string, tied to a sinusoidal oscillator at Pand running over a support at Q, is str...
A: (a) What mass m allows the oscillator to set up the fourth harmonic on the string. (b) What standing...
Q: 3-whet is the Emstein-Rosen bridge? Hew can t play the vole of awormhole?
A: Einstein and physicist Nathan Rosen (In 1935,) used the theory of general relativity to elaborate on...
Q: If refracuve indices of glass and water with respect to air are 3/2 and 4/3 respectively, calculate ...
A: Solution attached in the photo
Q: A long circular cylinder of radius R is made Calculate the potential and the field in the of a diele...
A: Given, σ(ϕ)=σ0 ϕ<ϕ0-σ0 ϕ0<ϕ<2π-ϕ0 The electric field is, E.ds=qencε0...
Q: Find the Fourier series representation of the periodic function below if m = 5 and k = 7. Then, eval...
A: Concept: The Expression for Fourier Series is f(x)=a∘+∑n=1∞ancosnx+bnsin(nx)here,a∘=12π∫-ππf(x) dxan...
Q: Calculate the final width of the wave packet corresponding to an 80 g bullet after traveling for 20 ...
A: Given, size of the bullet is b=2cm mass of the bullet is m=80g=0.08kg traveling time is t=20s If ∆...
Q: In general, a system of quantum particles can never behave even approximately like a rigid body, but...
A:
Step by step
Solved in 2 steps