Air has a density of 1.29 g/L at room temperature. State whether each of the followingwill rise or sink in air: a.) Helium gas (density =0.18 g/L) b.) Argon gas (density = 1.78g/L)
Q: Find the fraction of 7.7-MeV α particles that is deflected at an angle of 90° or more from a gold fo...
A: Fraction of incident particles scattered through an angle greater than θ is given by, f=(πb2)(nt) wh...
Q: Uniform electric field with magnitude E is applied on a particle of mass m with positive charge q wh...
A:
Q: A proton is placed in a uniform electric field and then released. Then an electron is placed at this...
A: The proton and electron have the same charges but opposite signs. So the force acting is also same b...
Q: 29 2. (18P) A spherical shell with inner radius a and outer radius b has a positive charge +3q in th...
A:
Q: you have given quarks (1up and 1down) on small hollow charged sphere of radius R and electrostatic e...
A: Given, Two quarks on small hollow charged sphere of radius R qup=+23eqdown=-13e
Q: Its a class 10th physics problem. PLease don't skip as another subject.
A: Solution: As per the given data,
Q: An electron is in a state for which / 3. One allowed value of L, is h. L is described as a classical...
A:
Q: figure the switch has been closed for a long time so that the capacitor is fully charged. At t-0 the...
A: A capacitor offers no resistance when it is in its charging phase, but when it has been fully charge...
Q: 60.0° 40.0° T2 T3 F A bag of cement weighing 325 N hangs in equilibrium from three wires as suggeste...
A: The bag of the cement is 325 N, the wire with tension T1 make 60° with the horizontal and the wire w...
Q: PROBLEM 3: Block A weighs 280. N and block B weighs 500. N. Block A is held by a cord fastened to th...
A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and s...
Q: What wavelength photons are needed to produce 30.0-keV electrons in Compton scattering?
A: Given: To find the wavelength of the photons with the given values as, E= 30.0 keV = 30,000 eV
Q: A cyclist accelerates uniformly from rest with an acceleration of 1.4 m 5-2 for 20 seconds. The cycl...
A: please see the next step for solution
Q: An iron wire with cross section 2.5x10^-6 m^2 carries current 126 A. Find the drift velocity Vd, in ...
A:
Q: Harmonic oscillator. Canonical ensemble. Consider a system of N harmonic oscillators. We assume that...
A: To answer: 1) Compute the partition function Z, for one subsystem 2) Compute the partition function ...
Q: Show all working explaining detailly each step Answer must be typewritten with a computer keyboard! ...
A: Note :- We’ll answer the first question since the exact one wasn’t specified. Please submit a new qu...
Q: A particle is described by a wave function c(x)= Ae-(ax*x), where A and a are real, positive constan...
A: Given, wave function is , cx=Ae-ax*x=Ae-ax2
Q: What is the expression for the change in Gibbs Free Energy as a function of critical magnetic field(...
A: please see the next step for solution
Q: A diver shines light up to the surface of a flat glass-bottomed boat at an angle of 30° relative to ...
A: Given data θ1=30°n1=1.33n2=1.5
Q: An L-R-C series circuit with L = 0.120 H, R = 240 Ω, andC = 7.30 mF carries an rms current of 0.450 ...
A: Given data L=0.12 HR=240 ΩC=7.3 mFI=0.45 Af=400 Hz
Q: The elevator in an office building starting from rest at the first floor accelerated 0.75m/s² for 5 ...
A: At what floor did the elevator stop. given, Initial speedu=0 ms-1accelerationa1=0.75 ms-2for duratio...
Q: A pressurized tank is used to launch water into the air to create a water fountain. The center of th...
A: Given:- Height H = 35 m center of the tank = 5 m
Q: 2. At most, how many bright fringes can be formed on either side of the central bright fringe when l...
A: Given that,Wavelength λ=670 nm=670×10-9 mSlit separation, d=3.70×10-6 mLet consider, θ=90°We know th...
Q: Show all working explaining detailly each step Answer must be typewritten with a computer keyboard! ...
A: "Since you have asked multiple questions, we will solve the first question for you. If you want any ...
Q: 15. A child with a weight of 400 N sits in a playground swing. The swing is attached to a pair of ro...
A:
Q: An L-C circuit consists of a 60.0 mH inductor and a 250 mFcapacitor. The initial charge on the capac...
A: Given,Inductance L=60mHcapacitance C=250mFCharge Q=6mC
Q: A particle of mass m is subject to a conservatives force F= a/x i where a is a constant. The particl...
A: The work done by a conservative force on an object is equal to a change in the kinetic energy of the...
Q: The ICNIRP also has guidelines for magnetic-field exposure for the general public. In the frequency ...
A: When frequency range is 25 Hz to 3 KHz Maximum Electric field, Emax =350f V/m equation 1here,...
Q: How do you explain that the wave function of the fundamental level of a harmonic oscillator is alway...
A: The fundamental level wavefunction should mean the ground state wavefunction of linear Harmonic osci...
Q: An apprentice bricklayer stacks 30 cm long blocks on top of each other in such a way that 5 em of ca...
A: Here, we find the number of blocks using the position of centre of mass for getting toppled.
Q: Ten narrow slits are equally spaced 5.00 mm apart and illuminated with red light of wavelength 652 n...
A: Given data d=0.005 mλ=652 nm
Q: A) Find the average of the inverse velocity of the Maxwell - Boltzmann velocity distribution for a p...
A:
Q: A mass m is attachedto a spring of force constant75 N/m and allowed to oscillate.Figure shows a grap...
A: The x axis has division of 0.2 s, the value given along x axis is 0, 0.2, 0.6, 0.1, 1.4 and 1.6 but ...
Q: Light of wavelength 465 nm is incident on two slits separated by d = 5.75 mm, forming an interferen...
A:
Q: The quantum-mechanical treatment of the H atom gives the energy, E, of the electron as a function of...
A: Given, aThe energy, E=-h2 8π2meao2n2 Rearranging the equation, E=-h28π2mea021n2 Equating the ab...
Q: Show all working explaining detailly each step from start to end Solution must be typewritten with t...
A:
Q: Question 3 O out of 5 points If the aircraft weight is 133,301 with a wing surface area of 29, and i...
A: Given: The weight of the aircraft is w=133301 N. The surface area of the wing is A=29 m2. The coeffi...
Q: solve this please
A:
Q: A doctor monitors the flow rate of blood using an electromagnetic flowmeter. Electrodes A and B make...
A: Magnetic field B = 0.02 T Diameter of blood vessel L = 3 mm = 0.003 m Emf ε = 1.2 × 10- 4 V
Q: A coil is connected across a constant dc source of 120V. It drawa a current of 12A at roomtemperatur...
A: The relationship between resistance and temperature is given by R=Rref1+αT-TrefWhere, R= resistance...
Q: On a planet, in a faraway galaxy, intelligent aliens carried out Millikan's experiments in order to ...
A: To answer: The charge of the electron according to the experiment
Q: For the system of capacitors shown in the figure C=2F, C2 =4F. Ca 3F, and the potential difference i...
A: First of all we have to calculate equivalent capacitance of the circuit and then total charge across...
Q: In the question, if active power and reactive power signals are output like this, what can be said a...
A: The active power of a circuit is the actual power dissipated in the circuit . is used to do work in ...
Q: Use the values in Table of the mean lifetime for the J/Ψ and upsilon [ (1S)] mesons to determine the...
A: Given Mean life of the particle J/ψ , τJ/ψ = 7.1×10-21 s Mean life of the Upsilon τr = 1.2×10-20...
Q: A duck, standing by the side of the road at night, sees a car approaching at a speed of 0.2c. If the...
A:
Q: Please help me
A:
Q: A cylindrical conducting wire which is 65.42cm long, 64.26mm thick and resistivity of 5.85Ω.m, If cu...
A: Given Data, Length of wire L =65.42 cmthickness t = 64.26 mmresistivity ρ=5.85 Ωmcurrent I =12.9 An=...
Q: A movie stuntwoman drops from a helicopter that is 30.0 m above the ground and moving with a constan...
A: Suppose the direction vertically upward as the positive y-direction and horizontal south direction a...
Q: Show all working explaining detailly each step Answer should be clearly written in good handwriting...
A:
Q: The two nuclei in the nitric oxide (NO) molecule are 0.1154 nm apart. The mass of the most common ni...
A: Given, mN=2.326*10-26 kgmO=2.656*10-26kg
Q: Problem A newly discovered light positively charged particie has a mass of m and charge g. Suppose i...
A: Given the light particle as object 1 and the heavy particle as object 2. Here we are considering the...
Air has a density of 1.29 g/L at room temperature. State whether each of the following
will rise or sink in air: a.) Helium gas (density =0.18 g/L) b.) Argon gas (density = 1.78
g/L)
Trending now
This is a popular solution!
Step by step
Solved in 4 steps
