A simple pendulum is made from a 0.642 m long string and a small ball is pulled through a small angle and then released.  How much time will ellapse before the ball attains its greatest speed.

Q: Where do they end up?

A: Whatever the starting position of your hands, the center of gravity of the stick will be at the poin...

Q: Given V = x2i + y2j + z2k, integrate V · n dσ over the whole surface of the cube of side 1 with four...

A: The divergence theorem is given by, The divergence can be calculated as,

Q: Essentially, a rectangular coil with 30 turns, resisstance 35 ohms, dimensions 50 x 12 cm is in a un...

A: The magnetic field is given as, Bt=at-bt2. The magnetic flux through the coil is, ϕB=NBA            ...

Q: There is a rare alignment of three planets along the x axis (perhaps this is of astrological signifi...

A: The gravitational binding energy between two masses m1 and m2 with r distance apart is given by Whe...

Q: *73. A portable radio is sitting at the edge of a balcony 5.1 m above the ground. The unit is emitti...

A: Given data: The distance is r1=5.1 m. The difference in the sound level intensity is ∆β=10 dB. Exp...

Q: (a) Find out the magnitude and direction of the resultant vector R of these four displacement vector...

A: Given Data: The magnitude of A is 100 m The magnitude of B is 300 m. The magnitude of C is 150 m. T...

Q: A 0.7-F capacitor is connected in series with 9-ohm resistor. If the connection is energized from an...

A: Given C=0.7F R=9Ω V=11V T=2.75ms At t=0, charge on capacitor q0=175mC  Let's sketch a RC circuit

Q: It is desired to remove the spike from the timber by applying force along its horizontal axis. An ob...

A: Given: Force k = 1.6 kN a1=100 mm a2=150 mm  

Q: 11.66 *** One end of a uniform meter stick is placed against a vertical wall (Fig. P11.66). The Figu...

A: The force on the meter scale are shown in the diagram below: N is the normal force from the wall on...

Q: A Geiger-Mueller counting system has a resolving time of 275 μs. Find the true rate at which the los...

A: Answer:  Given: A Geiger-Mueller counting system has a resolving time of 275 μs. Losses due to this ...

Q: 51. In Larry Niven's science-fiction novel Ringworld, a rigid ring of material rotates about a star ...

A: Given that:Tangential speed of the ring, v=1.25×106 m/sRadius, r=1.53×1011 mInward acceleration due ...

Q: You are running to the east at 4.00 m/s. Ahead of you by 30.0 m is a parked car, with an alarm sound...

A:

Q: can you solve these 2 q  thankss

A: “Since you have asked multiple question, we will solve the first question for you. If you want any s...

Q: Under some circumstances, a star can collapse into an extremely dense object made mostly of neutrons...

A: Given: The density of neutron star is 1014 times larger than that of the ordinary solid matter. The ...

Q: A vector field F and contour lines of a potential function for F are shown in the figure. Calculate ...

A: Since the given vector field is conservative. Therefore, the path from P to Q is can be chosen indep...

Q: At the nearest houses the traffic on a motorway produces noise withan intensity of 10−6 W/m2. An exp...

A:

Q: During a marathon race, a runner's blood flow increases to 10.0 times her resting rate. Her blood's ...

A: Given: The rate of blood flow after running is Q2=10.0Q1. The blood viscosity after running is η2=0...

Q: Answer in bold please

A: Convex mirror has negative focal length Using thin-lens equation 1f=1p+1ii=pfp-f=7.9 cm-15 cm7.9 cm-...

Q: The magnetic dipole interaction of two spin 1/2 particles is described by the potential V = A where ...

A: Given that,V=2AS2r2-3s¯ ·r¯2r5Where,S¯ = 12σ1¯+σ2¯S¯·S¯  =S2=12σ1¯+σ2¯·12σ1¯+σ2¯=14σ12+σ22+2σ1¯·σ2¯=...

Q: For Problems 2 to 6, given A = i + j − 2k, B = 2i − j + 3k, C = j − 5k:2. Find the work done by the ...

A: Given information: The vectors are A=I^+j^-2k^B=2I^-j^+3k^C=j^-5k^

Q: Consider the wave function for the ground state harmonic oscillator: x) = ("nh 1/4 A. What is the qu...

A: (a) The ground state corresponds to the quantum number, zero. (b) expression for expectation value o...

Q: Ordinary household electric lines in North America usually operate at 120 V. Why is this a desirable...

A: In case of household electric lines long wires are used and it offers high resistance. To keep desir...

Q: A sphere of mass ma and radius r rolls without slipping inside a curved surface of radius R. Knowing...

A: General notations: m = mass g = acceleration due to gravity h=height=R-r1-cosβ v = linear velocity o...

Q: The Z0 boson, discovered in 1985, is the mediator ofthe weak nuclear force, and it typically decays ...

A: Given: The rest mass energy of boson is E0=91.19 GeV. The uncertainty in energy of boson is ∆E=2.5 ...

Q: An observer in reference frame S sees two events as simultaneous. Event A occurs at the point (32.0 ...

A:

Q: 1. True or False: If you only want to solve for the forces in just a few truss members and not for t...

A: 1) True. Method of joints will be very inefficient if we are to calculate forces few trusses.

Q: A 4.55 kg steel ball is dropped onto a copper plate from a height of 10.0 m. If the ball leaves a de...

A: Use the kinematic equation to solve for the velocity of the ball v2-u2=2gh                          ...

Q: Given 10 cc of lead, find how to form it into a solid of revolution of height 1 cm and minimum momen...

A: Given: The lead is 10 cc with the height of 1 cm.

Q: Mr. Angelo Angeles is plotting a regular hexagonal field ABCDEF in Angeles City. He starts by measur...

A: Given that,Bearing of line AB= N 5°30' EMagnetic Declination of Angeles city=2°20' WWe know that ,Tr...

Q: can anyone solve for me these 2 Q thanksss

A:

Q: Need help with this problem

A: Projectile A projectile is a body that is thrown without any fuel. The velocity of projection of the...

Q: Determine the peak value of the output voltage for Figure. if the turns ratio is 3:1.

A:

Q: Please answer in Bold

A: Given- p = +13 cm f = 17 cm Since the type of lens is converging, then the focal lens must be positi...

Q: explain The History of the Measurement of Chronological Time.

A: Ever since humans first noticed the regular movement of the Sun and the stars, we have wondered abou...

Q: (A) A uniform rod 4 m long slender rod AB of mass 40.775 kg is rigidly connected to the center of a ...

A: Part (a) Given: The mass of rod is m=40.775 kg. The mass of disk is M=30 kg. The mass of block atta...

Q: A man is standing on a raft, which is a large block of wood with dimensions 1.35 m by 1.35 m by 0.27...

A: (a) Buoyant force is the weight of the water displaced FB=ρWaterVdisplacedg=ρWater85%Vwoodg=ρWater85...