Three objects with masses m1 = 5.0 kg, m2 = 10 kg, and m3 = 15 kg, respectively, are attached by strings over frictionless pulleys as indicated in Figure P5.89. The horizontal surface exerts a force of friction of 30 N on m2. If the system is released from rest, use energy concepts to find the speed of m3 after it moves down 4.0 m.FIGURE P5.89

Q: Two charges Q1=25µC and Q2=28µC are placed on a semi-circle with a radius R=14mm as shown in the fig...

A: Given : Charges are placed on a semicircle. Q1= 25 μC and Q2 = 28 μC, and Q3 = -8 μC Radius of the s...

Q: A very large nonconducting plate lying in the xy-plane carries a charge per unit area of 9?. A secon...

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Q: A diffraction grating 20.0 mm wide has 4500 rulings. Light of wavelength 551 nm is incident perpendi...

A: Given :- diffraction grating = 20.0mm no. of rulings = 4500 . wavelength = 551 nm

Q: Two charges Q-24uc and Qg-41uc are placed on a semi-circle wih a radius Re14mm as shown in the figur...

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Q: A skier starts from rest at the top of a hill. The skier coasts down the hill and up a second hill, ...

A: Initial speed (u) = 0 msRadius of second hill (R) = 35.7 m The height of first hill = h   

Q: Identical bulbs are as shown in the circuit. 1) Is buib A brighter, dimmer or the same brightness as...

A: Given, identical bulbs are installed on the circuit  Ler resistance of each bulb is r ohm the branch...

Q: Say you have two resistor with resistane R1 = 20 k2 and R2 = 73 kM- What is the equivalent resistanc...

A: Given two resistances are, R1=20 kΩR2=73 kΩ When they are connected in parallel, equivalent resistan...

Q: Two charges Q1=20ụC and Q2=22µC are placed on the corners of a rectangle with the sides a=14mm and b...

A: Electrostatic potential due to a charge Q at a point r distance away is:V=kQr………(1)where,k is Coulom...

Q: Four closed surfaces, S1 through S4, together with the charges −2Q, Q, and −Q are sketched in the fi...

A: From Gauss law, Φ = qen/εo Therefore, For surface 1 ΦS1 = (-2Q + Q)/εo ΦS1 = -Q/εo >>>> ...

Q: Find the resultant of the given vectors shown in figure 26 using properties and component methods. A...

A: Horizontal component of A→ is 3.60 mcos70o along positive x-axis Vertical component of A→ is 3.60 ms...

Q: Two very large concentric spherical shells of radii a=174m and b=373 m carry uniform charges Q and -...

A: Given that:- Q=6uC a=174m b=373m

Q: can someone pls do this asap? show all the work step by step and explain which formula you used and ...

A: Given information: The value of the charge (Q) = 10 μC  The value of L = 1 m The position of the cha...

Q: A diver jumps off a cliff of height h at an angle θ = 260 (see figure). He reaches a maximum height ...

A: Given Data : The range of the projectile is given as x =295m. The maximum height of the projectile i...

Q: Two charges Q1=21PC and Q2=-20PC are placed on third charge Q3=-8µC from infinity to point P that is...

A: Given, a=12mm b=26mm k=9×109 N m2/C2 c=b2a2+b2=262122+262=23.6×10-3m

Q: The length of a certain wire is doubled while its radius is kept constant. What is the new resistanc...

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Q: Two very large concentric spherical shells of radii a=113m and b=373 m carry uniform charges Q and -...

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Q: Which type of electromagnetic radiation has the highest frequencies?

A: Electromagnetic waves are transverse waves.

Q: A small object with mass 4.45 kg moves counterclockwise with constant speed 1.60 rad/s in a circle o...

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Q: q3

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Q: When you flip a switch to turn on a light, the delay time before the light turns on is determined by...

A: Given:-  When you flip a switch to turn on a light, the delay time before the light turns on is dete...

Q: A cylindrical disk and a ring, both of mass M and radius R, are placed atop an incline and allowed t...

A: SOlution: given that A cylindrical disk and a ring, both of mass M and radius R,

Q: A 500 g salettile has been placed in a circular orbit 1500 km above the surface of the earth. The ac...

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Q: For the graph shown in the figure, what physical quantity does the slope of the graph represent for ...

A: According to Ohms law, the relation between the current, potential and resistance is given as follow...

Q: Two very large concentric spherical shells of radii a=143m and b=359 m carry uniform charges Q and -...

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Q: 1) Explain in detail the usefulness of the atmospheric layers to humans

A: Usefulness of atmospheric layer to humans- It provides us with oxygen to breathe. It shields us fro...

Q: What are the answers to questions 1 2 and 3

A: Pete bear weight  in  earth =mg = 1434 pound      and  1 pound = 0.454 kg      g=9.8  mass of pete b...

Q: Two forces and act on a 5.00-kg object. Taking F1 = 20.0 N and F2 = 15.0 N, find the accelerations i...

A: Given, Mass of object m = 5 Kg Force F1 = 20 N Force F2 = 15 N  

Q: Two point charges q1 and q2 are placed at points (o,5.8m) and (5.5m,0), respectively as shown in the...

A: The solution is given below

Q: on the island, hydropower is expected to be extracted from a river of the river system via a pipe, 7...

A: Here given the flow rate is 35 m³/sec in February to May and 115 m³/sec in rest of 8month's  Also gi...

Q: The newly appointed Government of a small island, depend on the import of fossil fuels to produce el...

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Q: q3

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Q: What is the magnitude of the total momentum? What is the direction of the total momentum?

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Q: 3. How far can you get away from your little brother with a squirt gun filled with ice cold water if...

A: Given : v = 3 m/s t = 12 seconds

Q: A family goes on a beach by travelling 20 km north and proceeds 35 km in a direction 60 west of nort...

A: Displacement of an object can be said to be the change in the position of the object in a particular...

Q: Please help i don’t know how to slove

A: Given : m = 43000 kg h = 19 m k = 5.6 x 105 N/m g = 9.8 m/s2

Q: Please answer Question No. 2. Thank you!

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

Q: Two charges Q1=20µC and Q2=26µC are placed on a semi-circle with a radius R=10mm as shown in the fig...

A: The solution is given below

Q: A crazy physics instructor goes out to a nearby empty parking lot to conduct a demonstration. He tie...

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Q: How do you solve?

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Q: In the figure below, sources A and B emit long-range radio waves of wavelength A = 450 m, with the p...

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Q: Find ihe electric fieid o the fourth vacant corner W793=6 nc O-200m O-6 00 m 9, = 3nc 9: 5nc

A: Given, q1 = 3 nC = 3 x 10-9 C q2 = 5nC = 5 x 10-9 C q3 = 6 nC = 6 x 10-9 C AB = 0.2 m BC = 0.6 m BD...

Q: Three charges are arranged as shown in the figure below. Find the magnitude and direction of the ele...

A: q=5.04nC=5.04×10-9Cq1=6×10-9 Cq3=-3×10-9Cr13=-0.100mr12=0.260mLets take force ating on q due to q1 n...

Q: A block of mass m is initially at rest on a frictionless horizontal plane surface. At time t-0, a de...

A:     Answer : x=F0mα(e-αtα+t)

Q: Two point charges q1 and q2 are placed at points (0,8.8m) and (7m,0), respectively as shown in the f...

A:

Q: q2

A: uniform line of charge of length 2L/3 lying between x = 0 and x = 2L/3 is charged with Q/2 as shown ...

Q: What is the total kinetic energy of this system?

A: Solution: vA = 2.8x104 m/s vB = 2.4x104 m/s mA = 2.9x1021 kg mB = 3.1x1021 kg

Q: A bar is moved along conducting rails at a constant 2.0 m/s in the presence of a 1-tesla magnetic fi...

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Q: This is a complate quetion not incomplate. Also not graded.

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Q: A 26.0-cm  long solenoid 1.25 cm in diameter is to produce a field of 4.45 mT at its center. How muc...

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Q: Identical bulbs are shown in the circuit. 1) Is bulb A brighter, dimmer, or the same brightness as b...

A: To determine: Whether bulb A is brighter, dimmer, or the same brightness as bulb B. Whether the cur...