A 28000-kg open railroad car, initially coasting at 0.775 m/s with negligible friction, passes under a hopper that dumps 110000 kg of scrap metal into it.

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Q: 6 cm 30 nC 2 cm B

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A: FINAL ANSWER:  (a).The work done by the force on the particle as it  moves from x=om to x=8m is 24J.…

Q: 4. The specific heats of some common substances are as follows: iron 450 J/(kg -°C) = sand 830 J/(kg…

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

Q: Given M = 31 +4ĵ - 5k and N = 61 - 4 ĵ - 4k, calculate the vector product M x Ñ. K Î + ĵ+

A: −36i+(−18)j+(−36)kExplanation:For any query with the solution, please ask in the comment box.

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A: The work done by the force on the object is 43.0944 J.Explanation:

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Q: q1= 2.0nC q2= 2.0nC

A: FINAL ANSWER:     (A).we draw the free body diagram is shown in the figure.     (B).The magnitude…

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A: Detailed solution of the problem is attached below. Explanation:Step 1:  Step 2:

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Q: 1. A small block of mass m can slide without friction on a wedge of mass M inclined at angle e. What…

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Q: Which of the following is not true of nuclear fusion?

A: Nuclear fusion is a process where two atomic nuclei combine to form a heavier nucleus, releasing a…

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Q: A 32,912 kg freight car is coasting at .84 m/s with negligble friction under a hopper that dumps…

A:

Q: An electron has a mass of 9.11×10^-31 kg and a charge of -1.60×10^-19 C it moves in a magnetic field…

A: Electronic mass (m) : 9.11 x 10-31kgElectronic charge (e) : -1.60 x 10-19 CMagnatic field strength…

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A: Given data:

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Q: Fire hoses used in major structure fires have inside diameters of 6.4 cm. Suppose such a hose…

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Q: Problem 05.090 - Moving a satellite around Earth-DEPENDENT MULTI-PART PROBLEM - ASSIGN ALL PARTS A…

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Q: An object is located outside the focal point of a convex lens as shown. Which ray diagram properly…

A: An object is located outside the focal point of a convex lens as shown.Which ray diagram properly…

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Q: Please answer all questions below in SI units. y B N | X b

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Q: Electrons emerge from an electron gun with a speed of 2.0 × 106 m/s and then pass through a pair of…

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A: Surface charge density of infinite plane at origin is Surface charge density of infinite plane at…

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Q: An empty 15,000-kg cargo truck travels down a flat track at 5.00 m/s. Suddenly, 5,000 kg of coal are…

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Q: Determine the change in internal energy of 1.00 liter of water (mass 1.00 kg) at 125°C when it is…

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Q: Find the equivalent capacitance Ceq for the circuit shown if all capacitors are 4 μF. Enter your…

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Q: If you use a 3.0 V battery to light a 7 W lightbulb, what is the current in the circuit?

A: Since you have asked multiple question, we will answer the first question for you. If youwant any…

Q: As shown in the figure, a boy slides down a frictionless slide. H The bottom of the slide is a…

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Q: Consider the circuit shown in the figure. How much current is passing through the 4.00[Ω]4.00[Ω]…

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Q: In the figure provided, an electron with speed v = 3.98×107 m/s travels between two parallel charged…

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Q: The drawing shows two long, straight wires that are suspended from a ceiling. The mass per unit…

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Q: Example B: A 7.0 kg mass stretches a spring .60 m. a) Find the spring constant, k. b) What is the…

A: a) 114.33 N/mb) 0.643 HzExplanation:Given, Mass, m = 7 kgExtension in spring, x = 0.60 m a) now load…

Q: A horizontal compass is placed 0.6 cm due South from a straight vertical wire carrying a 5.5 A…

A: a)1.884 x 10-4 Tb) 87.67o from East (counterclockwise)Explanation:

Q: 60.0° with the surface. It bounces off with the same speed and angle (see figure below). If the ball…

A: The average force exerted by the wall on the ball : Fx =224.3 NF⁠⁠⁠⁠⁠⁠⁠Y = 0 N Explanation:Step…

Q: See the figure below. Assume that μ=0. Calculate the acceleration a and tension T ₁ = 30° m T₂ mz…

A: The tension  Tin the rope is approximately 53.23N , and the acceleration  of the system is…

Q: As shown in the figure, a toddler slides down a frictionless slide. H h The bottom of the slide is a…

A: Therefore  H=(h+4hd2​).Explanation:

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Q: Two 17 kg spheres are fixed in place on a y axis, one at y = 0.44 m and the other at y = -0.44 m. A…

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Q: We lay a copper wire in the shape of a 10 cm square loop    square. The wire has a diameter of 1 mm…

A: In summary;Magnetic moment of the wire loop is = 0.0499 Am^2The maximum torque applied to the loop…

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Q: A bullet of mass m and speed v passes completely through a pendulum bob of mass M as shown in the…

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