Two blocks hang from a string over a pulley. A 4 kg block on the left is pulled up by a falling second block that has a mass of 8. Find the acceleration.

Q: If a current carrying wire is pointed into the sky (+z), what direction is the force on it if the…

A: To determine the direction magnetic force.

Q: Find the x-component of this vector. 80.0° B-18.6 m 0 = 170° Bx = [?] m Hint: Bx = B cos(0)

A: The magnitude of vector B = 18.6 m Angle made by the vector B with the +x axis = 170o

Q: Problem 26.36 When laser light of wavelength 632.0 nm passes through a diffraction grating, the…

A: Given:  In this question, the given details are, When laser light of wavelength 632.0 nm passes…

Q: (3) A silver dollar is dropped from the top of a cliff that is 1362 feet tall. The height of the…

A:

Q: Particles q₁ = -66.3 μC, q2 = +108 μC, and 93 = -43.2 μC are in a line. Particles q₁ and q2 are…

A:

Q: Block 1, of mass m1 = 7.70 kg , moves along a frictionless air track with speed v1 = 23.0 m/s. It…

A:

Q: I need help with all the questions

A: EXPLANATION:  • From Faraday's second law of electromagnetic induction, the induced emf in a coil is…

Q: Constants The downward forces represent the weights of machinery on the beam shown in (Figure 1).…

A: m=Mass of beam=220 kgg=Acceleration due to gravity=9.81 m/s2

Q: Which table correctly displays the information provided within the problem below? A train travels…

A:

Q: What is the total surface charge density on the interface of the two materials? A B

A: Given data, Voltage=V Two capacitors connected in series.

Q: A ski starts from rest and slides down a 28° incline 55 m long. • Part A If the coefficient of…

A: Given data: Angle of inclination, θ=280 Distance covered, d=55 m Coefficient of friction, μ=0.090

Q: QUESTION 3 Use the conservation of enerTY principles of Chapter 14 to solve this problem. The 200-kg…

A:

Q: A skate boarder moves at constant velocity across a horizontal surface. She tosses her phone…

A: Given  Phone is vertically tossed wrt surface  And skate board is moving with constant velocity

Q: Thor is battling the Frost Giants and he uses his hammer, Mjolnir, to zap them with lightning. Thor…

A: From the first glance we see that for substitution of velocity in the formula the units mentioned is…

Q: (a) On the diagram, draw arrows representing the momentum of the proton at locations A, B, and C.…

A:

Q: I’m confused, can you help me?

A: The distance from surface of Earth to telescope is 613km. Hence the total distance from center of…

Q: Find the direction of this vector. 80.0° B<18.6 m 0 = [?]° Hint: Remember, 0 is the direction of the…

A: Magnitude of the vector 'B' is 18.6m Direction of the vector 'B' is 80 degrees from +y axis.

Q: 1 0 3 000 예 2

A: Lenz's law states that the current induced in a circuit due to a change or a motion in a magnetic…

Q: Positive charge Q is distributed uniformly around a very thin conducting ring of radius a, as in…

A: Given  A charged ring having uniform charge Q .

Q: This answer is incorrect. Can I get a correct answer please?

A: Here velocity u= 189 ft/sit makes angle 34o with horizontalTime taken to hit the point above h…

Q: Find the max range if the projectile speed is 3.0 m/s.

A: Range of projectile is u2sin2θg. Range of projectile is 0 when θ = 00 Range of projectile is maximum…

Q: 11. Two boxes connected to each other and each with a mass of 24.5 kg is being pulled with a…

A: 11) Given : mass, m = 24.5 kg                  Velocity, v = 11.5 m/s  Formula:             P = m v…

Q: In the diagram, q1 = +6.39 109 C and q2 = +3.22 10-9 C. What is the electric field at point a + or -…

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Q: 2. A system contains two objects. Object 1 has a mass of 220 g and is moving with a velocity (15…

A: Given information:

Q: 2. A car battery supplies an electromotive force of 12 V and has an internal resistance r. The…

A: Given: The electromotive force is E=12 V. The power requires is P=64.8 W. The resistance of the…

Q: Mk=0.7. 10 kg TIR A 10-kg box is at sliding to the right on the floor. A rope is attached to the box…

A: mass of box = m = 10 kg co efficient of friction = 0.7 acceleration = a = 6 m/s2

Q: 1. Four students are trying to move a table from one corner of the classroom to another, as…

A: Given Data: Let us consider the given forces acting on rectangular table. We are to find resultant…

Q: 1.05 (b) The elevator continues upward at constant velocity for 8.2 s. (i) Newton's Law in the…

A:

Q: 12. What is the ratio of the electrostatic force to the gravitational force between two electrons?

A: 12)the charge on an electron (q) = - 1.6×10-19 C mass of electron (m) = 9.11×10-31 kg Let the…

Q: Problem 1 A rock is thrown straight upward at 9 m/s just over the side of a raised deck, 5.5 m above…

A: Initial velocity of the rock, Height from which the rock was thrown,

Q: than 45 thr A horizontal drainpipe 6 m above sea level empties storm water into the sea. If the…

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Q: A 1-kg metal ball slides across an incredibly smooth table at 5 m/s and hits a 0.2-kg metal ball at…

A: For the given problem, we need to check the law of conservation of momentum and energy before and…

Q: Which one is the answer to (e)? Since it asks for both end and closed end

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Q: (We're only interested in the units, not the number.) If the units cancel out, choose "No Unit" of…

A: 5 s • 2 s

Q: end. Calculate x if the two people in the rear each support one-third of the ladder's weight.

A: Length of ladder, L=5.0m Three people support one-third of the ladder's weight.

Q: A tank is full of water. Find the work (in ft-lb) required to pump lb/ft³. (Round your answer to the…

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