The system shown is at rest. Box 2 weighs 61N. Determine all unknowns, neglecting friction in the pulley and the weight of the knot and each string. How much does box 1 weigh? N How much does box 3 weigh? N box 1 56° box 2 27° box 3

Q: Four objects are situated along the y axis as follows: a 1.97-kg object is at +2.93 m, a 2.95-kg…

A: Given that, the masses of four objects are m1=1.97kg                        m2=2.95kgm3=2.42kg…

Q: Help with these would be greatly appreciated, thank you!

A:

Q: Figure shows a block of mass m resting on a 20° slope. The block has coefficients of friction μ =…

A:

Q: consider two widely separated conducting spheres 1 and 2, the second having six times the diameter…

A: Given , Two spheres  Diameter of spheres 1 is D  Diameter of spheres 2 is 6D   Charge on sphere 1 is…

Q: Figure 24 V 6Ω www 50 Σ10 Ω ww 4 Ω 1 of 1 Part A For the circuit shown in the figure(Figure 1) find…

A: Given data: The given circuit diagram is shown below,

Q: 38 kg bear slides, from rest, 12 m down a lodgepole pine tree, moving with a speed of 5.1 m/s just…

A:

Q: Suppose the mass of the raft in the previous problem is 500 kg. What is the raft's speed immediately…

A: Given data:  Mass of swimmer (m) = 72 kg Initial velocity (u) = 0 m/s Final velocity (v) = 3.8 m/s…

Q: A projectile is launched with an initial velocity of 40.0 m/s at 50.0° from horizontal. It lands on…

A:

Q: A square loop of wire, with sides of length 12 cm, is bent by 90∘ along a line halfway between two…

A:

Q: A transverse wave of frequency 55 Hz prop- agates down a string. Two points 5 cm apart 3 π are out…

A:

Q: At the equator, near the surface of Earth, the magnetic field is approximately 63.0 ÂμT northward…

A: Given, Magnetic field,B=63×10-10 T the velocity of electrons, v=6×106 m/s The magnitude of electric…

Q: What maximum current is delivered by an AC source with delta V max = 52.6 V and f = 79.8 Hz when…

A: Given data:  Maximum voltage (Vmax) = 52.6 V Frequency (f) = 79.8 Hz Capacitance (C) = 3.70 μF…

Q: What is the force friction of a race car at a steady speed of 60 m/s rounding 5/8 of a circle with a…

A: Given  steady speed of race car = 60 m/s rounding 5/8 of a circle radius of circular track = 50m We…

Q: 1. In an AC circuit, V and I are given by V = 150 sin (150t) volt and I = 150 sin π The power…

A:

Q: 17. A galvanometer coil has a resistance of 12 22 and the meter shows full scale deflection for a…

A:

Q: What is the smallest value of B that can be set up at the equator to permit a proton of speed 10 m/s…

A:

Q: The m = 9.60 kg block in the figure(Figure 1) is held in place by the massless rope passing over two…

A: The m = 9.60 kg block is held in place by the massless rope passing over two massless, frictionless…

Q: What is the limiting electrode in 18650 battery cell, And explain why?

A: 18650 lithium-ion battery has superior capacity and discharge rate . It is often used in flashlight,…

Q: Calculate the total resistance for the circuit below. A O35R/6 O 138/4 17R/2 O25R/4 2R www 2R M 5 R…

A:

Q: The 1.5 kg physics book in figure is connected by a string to a 550 g coffee cup. The book is given…

A:

Q: You have a frictionless cart that is sliding down a ramp. It then bounces off a bumper at the…

A: The Bumper apply on the cart , the elastic force is at the botttom of the ramp: So, it does not…

Q: Two friends are having a conversation. Anna says a satellite in orbit is in freefall because the…

A:

Q: You are lost at Sea – congratulations! Notice, however, that the Sun rises to an altitude of 40° in…

A: Solution  Whenever we calculate altitude from south then we are present at northern hemisphere

Q: Problem 2: Kinematics and vectors. An object is moving on the xy plane with velocities given by: m x…

A:

Q: You observe an electron moving on your screen in a clockwise circle of radius 6.12 cm, at a constant…

A: To determine the magnatic field, r=mvqBB=mvqrB=9.1×10-31×6.27×1061.6×10-19×0.0612B=582.7 ×10-6 T

Q: Consider the diagram below. The box does not experience any motion in the vertical direction. An…

A: Given data:  Box is not moving in vertical direction  Angle (θ) = 20.0°, below the horizontal  Mass…

Q: A 7.5 g latex balloon is filled with 2.6 g of helium. When filled, the balloon is a 31-cm-diameter…

A:

Q: Two 2.06 µC point charges are located on the x axis. One is at x = 1.20 m, and the other is at x =…

A:

Q: A 180-g billiard ball is shot toward an identical ball at velocity vi = 6.90 m/s. The…

A: mass of each billiard's ball (m) = 180 g initial velocity of first ball = 6.90 m/s initial velocity…

Q: In the future people will only enjoy one sport: Electrodisc. In this sport you gain points when you…

A: qA = −8.0 µC,  qB = −2.0 µC,  qC = +5.0 µC, and  qD = +12.0 µC.

Q: a)    6.33  106 electrons and 7.71  106 protons  1.2688e-12 What is the charge of an electron? What…

A:

Q: Three identical small Styrofoam balls (m = 1.99 g) are suspended from a fixed point by three…

A:

Q: How many coulombs of positive charge are there in 1.08 kg of plutonium, given that its atomic mass…

A: Given data: The total mass of the plutonium is, M=1.08 kg=1.08×103 g The number of protons in each…

Q: A woman is driving her truck with speed 53.0 mi/h on horizontal stretch of road. (a) When the road…

A: Given, the initial speed of the truck,  u= 53.0 mi/h=53.0×16093600=23.68 m/s static friction when…

Q: A 5-kg projectile is fired over level ground with a velocity of 200 m/s at an angle of 25°above the…

A:

Q: A playground merry-go-round, made in the shape of a solid disk, has a diameter of 2.50 m and a mass…

A:

Q: Completely determine the resultant with respect to point A of the force system shown in figure. 240…

A: The Horizontal  Reaction Force:…

Q: If you have an object with a mass of 385 grams, and it is moving at a speed of 2.637 m/s, what is…

A: Given data:  Mass (m) = 385 g Speed (v) = 2.637 m/s Required: The kinetic energy in Joules

Q: Please help thank you! An object is located 22.9 cm in front of a converging lens of focal length…

A:

Q: A rock is thrown off a cliff at an angle of 51 with respect to the horizontal. The cliff is 126 m…

A: Since you have posted a question with a multiple sub parts, we will solve first three sub - parts…

Q: Snell's Law and the Law of Reflection explain how light is redirected when it encounters a surface…

A: given that, The refractive index of crown glass is ncr=1.52 The refractive index of flint glass is…

Q: An object is placed a distance do in front of a concave mirror with a radius of curvature r = 5 cm.…

A:

Q: A ball on the end of a string is whirled around in a horizontal circle of radius 0.300 m. The plane…

A:

Q: Radical Albertan separatists are driving a tank at a constant speed of 10 m/s up a 45 degree…

A:

Q: Two particles, each with charge 56.3 nC, are located on the y axis at y = 22.9 cm and y = -22.9 cm.…

A: Given: The magnitude of the two charges is q1 = q2 = 56.3 nC The charge q1 is at y = 22.9 cm The…

Q: See the attached figure for this problem. A charge of 8.70 x 10^6 C moves to the right as shown…

A:

Q: Usually, we do not walk or even stand on a lightweight boat or raft because of the danger of falling…

A:

Q: A "swing" ride at a carnival consists of chairs that are swung in a circle by 18.8 m cables attached…

A:

Q: A skater of mass m standing on ice throws a stone of mass M with speed v in a horizontal direction.…

A: Given, Mass of skater, m Mass of stone, M speed of stone, v coefficient of friction between skater…

Q: How do silicon solar cells generate electricity? Group of answer choices magic sunlight knocks an…

A: When sunlight strikes a solar cell, electrons are ejected which pass through the junction between…