1. Did the universe have a beginning? Explain. 2. What element did the early Universe contain?
Q: Find the moment of inertia about centroidal X-axis and centroidal Y-axis of the given geometry Figur...
A: Given: r=10mm B=20mm H=25mm a=4r3π=4*10mm3*3.14=4.24mmb=(25-4.24)mm=20.7mm Area: =12πr2=12π102=157mm...
Q: The atomic mass of the 4He atom is 4.002603 u. Find the binding energy of the 4He nucleus
A: Given, mass of H4e is, M=4.002603 u mass of proton, mp=1.0727 u mass of neutron, mn=1.00866 u So t...
Q: B. A laser with power output of 2.0 mW at a wavelength of 400 nm is projected onto a Calcium metal. ...
A: Part (i) Given: The power output of laser is P=2.0 mW. The wavelength of light is λ=400 nm. The bin...
Q: With FBD and Solution pls refer to the second picture if the answer is in the choices one of those 4...
A:
Q: A physical pendulum is constructed such that two spheres of different radii are welded together. A ...
A: (a) Given: The length of the rod is 2.90 m. The mass of the rod is 2.00 kg. The radius of the upper ...
Q: 12. A physics book slides off a horizontal tabletop with a speed of 1.10 m/s. It strikes the floor i...
A: Given: The speed of the physics book is u = 1.1 m/s The time for the physics book to reach the floor...
Q: Why do the lifetimes of nuclear excited states decrease for higher excitation energies?
A: Express the relation for the uncertainty in the energy as: ∆E∆t≥h4π ............. 1 Here, ∆E is the ...
Q: A resistor with R = 300 Ω and an inductor are connectedin series across an ac source that has voltag...
A: Given: The resistance of the resistor is R=300 Ω. The voltage of the circuit is V=500 V. The rate o...
Q: 15. A centripetal-acceleration addict rides in uniform circular motion with radius r= 3.00 m. At one...
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Q: can u explane ı cant solve
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Q: Please Help Me ASAP In the ground state, there is a harmonic oscillator with frequency w. The oscill...
A: Please see the next step for solution:-
Q: The figure to the right shows 3 different situations where light (normal to the surface) is reflecte...
A: As the light travels from a lower refractive index medium (rarer medium) to a higher refractive inde...
Q: A particle moves so that its position (in meters) as a function of time (in seconds) is î = î + 4t2j...
A: Given, position function of particle, r→=i^+4t2j^+tk^ So the velocity of the particle v→=dr→dt=ddti^...
Q: By using Kirchhoff's rules, find the value.of the current through each of the resistors in the figur...
A:
Q: Why must a water skier moving with constant velocity lean backward? What determines how far back she...
A: The FBD of the system is as follows:
Q: 0.4 0.2 01 5. 6. Maximum static friction forces 1.
A: Given: The graph is as follows: Introduction: Friction is the force resisting the relative motion o...
Q: Linear Methods
A:
Q: A mirror on the passenger side of your car is convex and has a radius of curvature with magnitude 18...
A: Radius R= 18 cm Focal length f= R/2 = 9 cm Object distance u= - 9 m = - 900 cm ( Convex lens) L...
Q: can i also get explaination of how to solve this
A: Lets consider this collision to be perfectly elastic . mass of cart 1 m1 = 2 kg velocity of cart 1 ...
Q: A resistor and an inductor are connected in series to a battery with emf 240 V and negligible intern...
A: Given: The emf of the battery is ε=240 V. The initial current in the circuit is I0=5.00 A. The rate...
Q: Only solve part e and f
A: Here, we use the position function to calculate the positions at the given times.
Q: 1. What will happen if an antenna is not part of the radio receiver circuit? 2.What is the effect of...
A: NOTE: We’ll answer the first question since the exact one wasn’t specified. Please submit a new ques...
Q: Please show formula and units used Auestion is below
A: Given: Young's modulus of the slab is Y=7.00*109N/m2 Coefficient of linear expansion is α=12.0*10-6/...
Q: Flying Circus of Physics In the figure, a climber with a weight of 640 N is held by a belay rope con...
A:
Q: 4-
A: Equivalant resistance is 0.293μF
Q: From the de Broglie relationships, a free particle has associated with it a frequency f = E/h and a ...
A: The time-dependent Schrodinger equation for a free particle be defined as, -ħ22m∇2ψx,t+Vx,tψx,t=iħ∂ψ...
Q: Explain briefly what this figure is showing in terms of experimental methodology and results. https:...
A: Concept used: Understanding the experimental changes and result using pictorial representation of th...
Q: A magnetic field is uniform over a flat, horizontal circular region with a radius of 1.80 mm, and th...
A: Solution: We have, Area(A)=πr2 Where, radius(r)=1.80×10-3 m Therefore, Area(A)=3.14×1.80×10-...
Q: You can (regrettably) buy a handheld green “laser pointer” (more like “airplane pilot blindnessinduc...
A: Given: The energy emitted by pointer is P=100 mW. The wavelength of light is λ=532 nm. The formula...
Q: A hollow conducting sphere of radius 0.12 meters has a uniform charge distributed on its surface. Th...
A: Given data r=0.12 md=0.2 mE=-10 N/C
Q: 9- part a only, please. resubmitting, 311.04x10^4 is incorrect
A: Given n=54 r=5.00x10-14m Also given nucleus split into roughly half. Therefore number of protons in ...
Q: Calculate the rotational inertia of a meter stick, with mass 0.56 kg about an axis perpendicular to...
A:
Q: Hello. Can you help me with the question with a brief explanation of the solution steps
A: Given that a 60µC charge is located at origin , which is surrounded by a cylinder of radius 26cm and...
Q: 19-
A: The equivalent resistance of resistors in series is given by Rs = R1 + R2 + R3 + ......................
Q: Two very long wires carry current as shown. What is the direction of the total magnetic field at poi...
A: Given:Two very long wires carry current as shown. Find the direction of the total magnetic field at ...
Q: bat flying at 4.65 m/s is chasing an insect flying in the same direction. The bat emits a 39.8-kHz c...
A: Given data: Speed of bat vs=4.65 m/s. Received frequency f∘=40.3 kHz. Transmitted frequency f=39.8 ...
Q: 12. A father racing his son has half the kinetic energy of the son, who has half the mass of the fat...
A: Here i am solving the 12th question please find the solution in the below step
Q: B: A rectangular glass slab ABCD of refractive index n1, is immersed in water of refractive index n2...
A: Refer to the figure below : At the maximum incident angle, the light ray falls on AD of the rectan...
Q: A ray of light is incident in air on a block of a transparent solid whose index of refraction is n. ...
A: We look at Snell's law and the condition for total internal reflection to get the required maximum a...
Q: 16. A force of 5.0 N acts on a 15 kg body initially at rest. Compute the work done by the force in (...
A: Work done on body:W=Fd-------(1)where, F=5.0 Nd=u+vt+12at2u=0 and v=0 (starts from rest)d=12at2we kn...
Q: The bottom of the passenger-side mirror on your car notes, “Objects in mirror are closer than they a...
A: Yes it is true.
Q: What is a cyclic coordinate? Using the lagrange's equation of motion for a conservative system, Prov...
A: A coordinate that does not explicitly appear in the lagrangian is referred to as cyclic coordinate. ...
Q: • Determine the Inertia (Ix) of the material shown from the X-X Axis (centroidal axis) 30 in 20 in -...
A: from figure,A1=40×50=2000 in2A2=20×30=600 in2A3=π430in2=707 in2where, x1=25 inx2=10 inx3=20+4×303π=3...
Q: An electromagnetic wave with frequency 5.70 * 10^14 Hz propagateswith a speed of 2.17 * 10^8 m/s in ...
A: Given that:f=5.7×1014 Hzv=2.17×108 m/sKm=1
Q: 3 A pendulum consists of a mass m suspended by a massless spring with un-extended length b and spr...
A: According to question mass m is suspended with a spring having spring constant k in the gravitationa...
Q: The fusion process continues in a very massive star until its core consists of nuclei near 56Fe. Exp...
A: The Fate of Massive Stars is the core to starts and shrink, becoming very popular and dense. The f...
Q: please use description below Picture requiredAxes requiredAnswer must includecorrect units
A: Given ρ=2.0Ω/cm=200Ω/m v=3.0m/s B=0.75T it is directed upward perpendicular to the plane. b=4.0cm=0....
Q: Answer is also mentioned in picture containing the question. Kindly check the answer before submitti...
A: Given: electron density=n charge on electron=e mass of electron =m radius=r Inductance=L Magnetic fi...
Q: The vector torque is デーデ×F where " is the vector from the axis of rotation to where the force is app...
A: Given : The torque vector τ⇀ is perpendicular to force F⇀ and displacementr⇀. ...
Q: During a diagnostic x-ray examination a 1.2 kg portion of a broken leg receives an equivalent dose o...
A: a. The units of absorbed dose are related by 1 rem=10 mSv1 mrem=0.01 mSv Thus X mrem is equivalent t...
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