PE. 43. Calculate the hardness number of aluminum if a 120okg load is pressed through a steel ball with 10mm diameter if the depth of the depression is 3mm. Select one: O a 163 57 O b. 19.36 C. 15 91 Od 152.87
Q: Is partially constructive 7) Two identical sinusoidal waves, each of amplitude A, and differing by…
A: 7) The amplitude of the resultant wave is Ares. The two identical sinusoidal wave have amplitude A,…
Q: c) In the circuit in the diagram, six 1 k resistors are connected with three 2 V cells. i) Find the…
A: Converting the star in delta we get, RA=1x1+1x1+1x11=3Similarly,RB= 3RC= 3
Q: The 550-kg trailer is pulled with a constant speed over the surface of a bumpy road, which may be…
A: Given, mass of the trailer is m=550kg the amplitude of the wave is A=50mm=0.05m wavelength is λ=4m…
Q: Q3/ For the figure shown below, .compute the centroid of the figure
A: By definition, the centroid or geometric center of a compound figure is nothing but the arithmetic…
Q: Ed, Edd, and Eddy love to play on a seesaw. It consists of a 1-kg board with a length of 8 meters.…
A: Given: The weight of m=1 kg. The length of the board l=8 m. The mass of Ed m1=55 kg. The mass of Edd…
Q: Part A A 6.0-cm-diameter parallel-plate capacitor has a 0.60 mm gap. What is the displacement…
A: Given: Diameter,d=6cm=6×10-2mRadius,r=3cm=3×10-2mGap,x=0.60mm=0.60×10-3mPotential…
Q: beam rests upon two springs. When force F = 850 N is applied to the beams, the springs compress and…
A: By definition, a deflection occurs as a result of a surface's contact or as a result of a field's…
Q: successively crushing steel barrels. The length of the crash cushion is 7.5 m, and the magnitude F…
A: Here we will use simple work formula then there is simple integration
Q: (b) Estimate the mass of the spiral galaxy within this radius. [Hint: Notice that d, - dLs, and see…
A: As you have asked solution of only b part, Einstein radius as given here is, Implies,
Q: 2. Use a Taylor polynomial to show that, for large wavelengths, Planck's Law gives approxi- mately…
A: We have to derive reyleigh jeans law from Planck's for high wavelengths
Q: In the situation illustrated in the figure below, a small package is deposited by a conveyor belt at…
A:
Q: A concave mirror forms an inverted image three times larger than the object. Find the focal length…
A: Given, the size of the inverted image (h') is three-time larger than the size of the object m=-3 and…
Q: What is the maximum energy that a 1.0 MeV proton can transfer to an electron in rest in a frontal…
A: For the elastic collision, the kinetic energy will be conserved, So, 12mv1i2+12mv2i2=12mv1f2+12mv2f2…
Q: A cable weighing 4lb/ft is unwinding from a cylindrical tank. Find the work done by a force of…
A: Given: Mass density of the cable, 4 lb/ft Unwounded cable, 60 ft To find: Work done by the force to…
Q: Consider the graph below of a certain object's position in metres with time > 0 in seconds. When is…
A: Given, Position vs time graph
Q: Detail the theory of UV spectroscopy and its biological applications.
A: Given: UV spectroscopy is an absorption spectroscopy in which the molecule absorbs ultraviolet…
Q: A long insulating cylindrical rod has a radius of 2.50 cm and uniform charge density of 120 nC/m³.…
A:
Q: A boat whose mass is 5000 kg is floating on the surface of the water where Question 6 1/4 of its…
A: Solution:-Given thatmass of boat (mb)=5000 kgSubmerged volume of boat (Vs)=14×total Volume of boat…
Q: Review Con Part A A rocket cruises past a laboratory at 0.750 x 10° m/s in the positive x-direction…
A:
Q: Consider a hydrogen atom characterized by n = 5. What is the degeneracy of the state characterized…
A: The states that have same energy are called the degenerate states. Each quantum states of hydrogen…
Q: What angular separation is obtained after two spectral lines of 550.0 nm and 632.0 nm are observed…
A: The resolving power of the grating for the nth order bright band is expressed as RP=λ∆λ=nN where N…
Q: The bronze bar 3.05 m long with a cross-sectional area of 577 mm2 is placed between two rigid walls.…
A: Solution:-Given thatLength of the bar (X)=3.05 m=3050 mmCross sectional area (A)=577 mm2Initial…
Q: a 3 kg baby is 0.40m long at birth. How long is it by the time it has doubled its mass? Calculate…
A: Given, m=3 kgm'=2mL1=0.40 m
Q: A square loop of wire with sides = 10.0 cm and resistance R = 2.00 Q is in a magnetic field. The…
A:
Q: Describe the scientific evidence that links human activities to climate change. It's important to…
A: Given: Global warming is the occurrence of a rise in the Earth's average temperature. Global warming…
Q: An enclosed chamber contains a gas that is cooled while stined by a wheel. The work appled on the…
A:
Q: Calculate the shortest-wavelength Balmer line in nm. nm Calculate the longest-wavelength Lyman line…
A: Solution:-Given thatBalmer line & Lyman line
Q: A nuclear power station delivers 1 GW of electricity for a year from uranium fission. Given that a…
A: We’ll answer the first question since the exact one wasn’t specified. Please submit a new question…
Q: 3- Consider the step function Vo x>0 V(x) = x Vo, Find the transmission and reflection coefficient.
A:
Q: 4) Find the magnetic flux on a 5X7 rectangular wire one corner located at the original due to a…
A:
Q: Hydra Charon of the Dysnomia Nix Hi'iaka Pluto Makemake 2007 is a catchphrase Vanth OR10 Sedna…
A: Given: The Kuiper belt is a circumstellar disc ranging from Neptune's orbit to the outside of the…
Q: k is the stiffness coefficient of sents the force applied by the rolling friction. write the equa
A: Given as,
Q: 2. Use a Taylor polynomial to show that, for large wavelengths, Planck's Law gives approxi- mately…
A: We have to prove that plancks law get equal to reyleigh jeans for long wavelengths
Q: The greatest ocean depths on thie Earth are found in the Marianas Trench near the Philippines.…
A: Here,h = 11 kmg = 9.8 m/s2ρ = 1100 kg/m3
Q: Consider that the absolute luminosity of the disk of the Milky Way, in the blue band, is L_B=…
A: The distance modulus for given magnitudes is given as: M1-M2 = 2.5logL1L2
Q: An electron is having a kinetic energy of 3.00 eV. As pwe De Broglie hypothesis what will be its…
A: De Broglie's hypothesis says that all matter can behave both as a particle and a wave, or matter can…
Q: 3. For the central force problems, which of the following statements are true? A. The angular…
A: The answer is as follows
Q: let Intim> represent of hydrogen energy etgen-starte atom. Calculate an
A: Have a look dear I have solved this problem in steps 2 and 3
Q: Q3:a) Three polarizing filters are stacked with the polarizing axes of the second and third at 45.0°…
A: The polarizing angle of the second filter is given as, θ2=45o, The polarizing angle of the second…
Q: A circuit is constructed with a resistor, two inductors, one capacitor, one battery and a switch as…
A:
Q: Using the method of integration, what is the electric field of a uniformly charged thin circular…
A: Write the equation for the electric field due to a ring at a distance xo as below.…
Q: Complete the Hooke's Law Experience Report by making use of the accompanying readings in the table…
A:
Q: What is the purpose of the asteroid belt?
A: The asteroid belt The asteroid belt orbits between Mars and Jupiter. It is also called as the main…
Q: A coil of 50 loops is pulled in 0.02 s from between the poles of a magnet, where its area intercepts…
A: In given question, magnetic flux associated is changing with time. So as per Faraday's law of…
Q: Question 10 Its separates the inside of your home, which is at 30°C, from the outside, which is at…
A: Solution:-Given thatDimension of window=2 m by 3 mthickness of window (L)=10 cm=0.1 mInside…
Q: OD
A: Given: Transfer formula is I=Io+ad2
Q: Ex. 53 : A coin just remains on a disc rotating at 120 r.p.m. when kept at a distance of 1.5 cm from…
A: To find-Coefficient of friction between the coin and the disc (μ)=?Given-Frequency=12 rpmn=12060n=2…
Q: The magnitude and direction of two forces acting on an object are 70 pounds, South 54 Degrees East,…
A: In the given problem, two forces act on an object, one force of magnitude 70 lb, acting towards…
Q: Question Cnuen a photon with interncl energy of 1.5X(0J occupyir -2 a udlume of 2.47X10m² with a…
A: Given: The internal energy is 1.5×10-7 J. The volume is 2.47×10-2 m3. The…
Q: If the light goes from medium 1 to medium 2 with no change in angles or intensity, then the light…
A:
Step by step
Solved in 2 steps with 2 images