List reaserch topics of physics
Q: Mass m on a table with coethicient r kintic velocity v: towards spring 1 constak k when it is L mede...
A: Part (a) Let the velocity of the mass when it reaches the spring be denoted by vf. The free body dia...
Q: A vehicle is accelerating from rest, on snow and ice. If the vehicle has a weight of 2100 lbs with t...
A: mass of vehicle m=2100 lbf=9341.265 N let say acceleration of vehicle =a then force on vehicle F=ma
Q: Please help me with my hw. Tysm❤️ Instruction: Explain all answers in 5-6 sentences only. 3.3. Wha...
A: A body can be charged by various methods one of them is friction. In friction when two bodies are ru...
Q: Q5) The energy density of an EM wave is given, 1 1 u(z, t) = ug + Ug =,€E² + B2 2µ Using the equatio...
A: Given data, Energy density of an EM wave is given as following :- uz,t=12εE2+12μB2
Q: Consider a ring of charge. The ring is in the x-y plane and has a radius of 4.1 m. The charge per ...
A:
Q: The gear and attached V-belt pulley are turning counterclockwise and are subjected to the tooth load...
A: we first calculate force in horizontal and vertical direction. at point O net horizontal force= 800...
Q: Find the center of mass of a quadrant of spheres describing the diameter "a" and shown in .the figur...
A: as given geometry is symmetric about Z axis, so center of mass should lie on Z axis. center of mass...
Q: The figure below show a slab made of three different materialS X, Y, and Z having refractive indices...
A: Given: The three different materials include X, Y and Z follows the refractive indices nx, ny, and n...
Q: In Exercise 12.4 of your book, University Physics 15th edition (see End of the Chapter 12 section), ...
A:
Q: Consider a particle of mass m moving in a 2-dimensional rectangular box of sides L„ and Ly, with L. ...
A: Let m denotes the particle mass, Lx and Ly denote the sides of the box, Eg denotes the ground energy...
Q: A calcium-40 ion has a positive charge that is double the charge of a proton, and a mass of 6.64 ✕ 1...
A: Given: The charge on the calcium 40 ion is +2e. (e=1.6×10-19 C is the charge of the electron). The m...
Q: Water is discharged from a 0.5-cm-diameter nozzle that is inclined at a 0 = 33° angle %3D above the ...
A: We can use concept of projectile motion. Now using this principle velocity of water coming out of n...
Q: 2- How much energy is required to raise the hydrogen atom from the ground state n = 1 to the first e...
A: The energy of the electron in the hydrogen atom for the nth state is given by
Q: Immediately after the bouncing golf ball leaves the floor, its components of velocity are Vx = 0.841...
A:
Q: Calculate the efficiency of the Carnot Engine for ideal gas. Consider the figure below for a complet...
A: Concept used: Isothermal process is process in which temperature remains constant. Adiabatic process...
Q: Solve for voltage, Vx, in the picture. Please use nodal analysis and only nodal analysis (do not ma...
A: Circuit Diagram:
Q: A particle starts from rest. Its acceleration (a) versus time (t) is as shown in the figure. The max...
A: We have been given that a particle starts from rest and its acceleration is a=10m/s² at t=11s we hav...
Q: Calculate the following commutators: (a) [P, ² ] (b) [â² , p²]
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Q: Question #1 A truck drives due south for 1.2 km in 1.5 minutes. Then, the truck turns and drives 1.2...
A: The correct option. given, Distance travelled 1.2 km in 1.5 minute due south. Distance travelled 1.2...
Q: Example 7: Suppose that a particle moves in x direction for the period (0 < x< 0.5), in the wave fun...
A: Given
Q: There are almost no machines with an efficiency of 100%. Friction causes energy to be ‘lost’ as heat...
A: There are almost no machines with an efficiency of 100%. Friction causes energy to be ‘lost’ as heat...
Q: in simple pendulum experiment , my doctor gave me this table . he want me to fill the empty values a...
A: Here we are supposed to find acceleration due to gravity. For this we use the time period equation o...
Q: Look closely at how certain sentences of the poem extend from one stanza to the next one. What effe...
A: It connects the stanzas and gives the poemdownward motion.
Q: A train accelerates from rest at a constant rate a for some time and then it retards to rest at the ...
A: Let's assume that the train travels a distance s1 with constant acceleration α to acquire the maximu...
Q: How might health-care professionals provide the basicrequirements of life to an unconscious patient?...
A: We check orbital for responsiveness, clear breathing pathway and check respiration by checking the o...
Q: Consider a line of charge that extends along the x axis from x = -3 m to x = +3 m. The line of char...
A: Given: The line extends from x=-3 m to x=+3 m. The constant linear charge density is 6 nC/m. The poi...
Q: Problem 5: A thin rod of length L = 1.9 m lies along the positive y-axis with one end at the origin....
A: As per our policy, we are supposed to answer the first 3 sub-parts.
Q: A 0.0025cm wide slit was illuminated with a 5000A wavelength light. I placed a lens behind the notch...
A: Given, d=2.5*10-5mλ=5*10-7mf=0.50m
Q: 26. It is impossible for a refrigerator working in a cycle to produce only the effect of absorbing h...
A: The correct option is C.
Q: A stone is dropped in to a well 44.1 m deep. After how much time the sound will be heard if the velo...
A: given,h=44.1mvelocity of sound v=330m/stotal time taken to reach the sound after drop is equal to th...
Q: The figure below shows a small, charged sphere, with a charge of q = +41.0 nC, that moves a distance...
A: Given:- q = +41.0×10-9 Cd = 0.177 mE→ = 265 N/C
Q: Q.2 25 Let J =-a, 20 a. A/m2, and: (a) find the total current crossing ap. the plane z = 0.2 in the ...
A: To answer: (a) The total current crossing the plane 0.2 in the az direction ρ<0.4 (b) Calculate ∂...
Q: Q3) (a) Write the general solution to the wave equation in vector form using the Polarization vector...
A: Consider Maxwell's 3rd equation ∇→×E→=-∂B∂t∇→×E→=-μ∂H∂tWe have equation of wave;E→=E0y j^ + E0zk^ ·...
Q: The quenching of tryptophan fluorescence by dissolved O2 gas was monitored by measuring emission lif...
A: Consider Stern Volmer equation, t0t1=1+kqt0[Q]kq: bimolecular quenching rate constant, t0: fluoresc...
Q: 2.12 A mass of 5 kg of water is contained in a piston-cylinder device at 125 kPa. Initially, 2 kg of...
A:
Q: 1. The particle has an initial velocity of 88mps up to the right at a slope of 4/3. The rectangular ...
A: Given: The initial velocity includes 88 mps having the slope is 4/3. The acceleration rectangular co...
Q: The 5-kg collar has a velocity of 5 m/s to the right when it is at A (Figure 3). It then travels dow...
A: Given data, Collar mass-5 kgCollar speed-5 m/sSpring unstretched length-100 mmConservation of Energy...
Q: ss surface with free-space wav ed index for the lane wave is no
A: Wavelength =λ =570 nmRefractive index =Er =1.45Minimum thickness required =d=λEr ×4
Q: QI: A- Derive equations of power ( I'xR) and (V/R) from (VxI) B- derive the law of current division ...
A: Note: as per the policy, only the first three subparts of the question will be solved. If you want t...
Q: 10.0 points A 5.14 g bullet is fired vertically into a 2.5 kg 034 block of wood. Vo The bullet gets ...
A: Let's assume that the bullet will move to the right. Be the subscripts 1 for the bullet and 2 for th...
Q: A group of hikers hears an echo 3.40 s after shouting. How far away is the mountain that reflected t...
A: An echo is produced when sound waves created by a source travel to another object,reflect from the s...
Q: Please help me with my hw. Tysm❤️ Instruction: Explain all answers in 5-6 sentences. 3.1 Is paper/t...
A: These all questions are related to Electrostatics. Electrostatic: Electrostatic is a branch of phys...
Q: A uniaxial crystal with refractive indices no and ne is cut so that the optic axis is perpendicular ...
A: To prove first we find the refractive index and then we use Snell's law of refraction. Snell's law ...
Q: (a) Determine the electric field strength at a point 1.00 cm to the left of the middle charge shown ...
A: Given: The charges are 6 μC at 3 cm, 1.5 μC at 0 cm and -2 μC at 2 cm. The new charge introduced is ...
Q: Light mixes of wavelengths between 450nm and 600nm fall on a diffraction grating. It was noticed tha...
A: When the light of wavelength ranging from 450 to 600 nm, on diffracting results in two spectra overl...
Q: Find the wavelengths of electromagnetic waves with the following frequencies. (Assume the waves are ...
A: Solution: The relation between the frequency and wavelength is given as: λ=cf where, c= velo...
Q: A mass is sliding on a frictionless surface with a speed v. It runs into a linear spring with a spri...
A: Part (a) Given: The initial position of the spring is xi=0 cm. The final position of the spring is ...
Q: how are sedimentary formed?
A: sedimentary rocks are made up of previous rocks that are already present in earth. These rocks are l...
Q: = (a1, a2, ..., ak) be a k-cy ove that ok = e. = e. ove that k is the smallest
A: This comes under permutation groupsσk = eLet σ =( a1, a2,a3 ....) To prove : σk =eIn σe , 1≤i≤e...
Q: 2- A vessel having a volume of 0.6 m3 contains 3.0 kg of liquid water and water vapour mixture in eq...
A:
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