Two small balls, each of mass 5.5 g, are attached to silk threads 40 cm long, which are in turn tied to the same point on the ceiling, as shown below. When the balls are given the same charge Q, the threads hang at 5.0° to the vertical, as shown below. What is the magnitude of Q? How do the signs of the two charges compare? Hint The magnitude of Qis charge. 5.0⁰ Q μC, and the two charges carry Select an answer sign of
Q: object of mass 6 bie
A: Given: Mass of object is 6 kg Kinetic energy is 180 J Speed is 0.1m/s
Q: Suppose that the dipole moment associated with an iron atom of an iron bar is 1.7 x 10-23 J/T.…
A:
Q: How far from a 7.00 μC point charge will the potential be 150 V? 420 m I am not sure if correct or…
A: Given: In this question, the given details are, q=7.00μCq=7.00×10-6C And the given potential value…
Q: If the voltage on a capacitor decreases to (4/5) of its initial value when a dielectric material is…
A: Given: Voltage on a capacitor decreases to 4/5 of initial value when a dielectric material is…
Q: 99) The deflection of a beam yox), satisfies the differential equation 26 d"y dx4 =W(x) on 0<x< 1…
A: The differential equation is 26d4ydx4=w(x) on 0<x<1 The boundary conditions are…
Q: The figure below shows the potential-energy diagram for a 20 g particle that is released from rest…
A: We can answer the questions by using law of conservation of mechanical energy. The detailed steps…
Q: As shown in the figure below, a box of mass m = 61.0 kg (initially at rest) is pushed a distance d =…
A: Given, Mass of the box, m=61kg Distance, d=83m Applied force, FA=228N The coefficient of friction,…
Q: A nottreter has a resistance of 1002 What will be it's reading when it is connected accoss a cell of…
A: We need to compute-Potential difference (V)=?The data given as-Resistance of voltmeter (R)=100…
Q: A coil having effective area A is held with its plane normal to a magnetic field of induction B. The…
A:
Q: 5. Coaxial cable. Consider the system of coaxial and concentric charges shown. A long rod carries a…
A:
Q: Mars has two moons, each much smaller than the earth's moon. The smaller of these two bodies,…
A: The orbital radius of a projectile moving in a very low orbit around Deimos can be assumed to be…
Q: E termine the wavelength of the ermine the frequency of the wa
A: Given: y=0.019 4 sinkx-ωtk=2.16 rad/mω=3.7 rad/s
Q: An asteroid drifts freely through deep space without rotating. We wish to attach rocket engines to…
A: We are given an asteroid. We are given that there is no initial rotation. We need to attach rocket…
Q: · [X², P³]. (c) Calculate the commutator
A:
Q: A uniform thin rod of length 0.79 m and mass 4.8 kg can rotate in a horizontal plane about a…
A: Concept: To determine the Bullet speed just before the Impact we will use the concept of…
Q: The flatbed railway car of mass 1200 kg travels at the constant speed around a circular path of…
A: We will first identify all the forces acting on the car and use them to answer the question. The…
Q: The average distance between the proton and electron in a hydrogen atom is 5.31x10^11m. What is the…
A: Given: In this question, the given values are, The distance value is, r=5.31×10-11m To find the…
Q: How would you produce coherent light from an ordinary incandescent light bulb? A. By using a…
A: Telescope are used to we the large distance objects. So, the option A and B are incorrect. By using…
Q: A sample of ideal gas is expanded to twice 3 its original volume of 0.7 m³ in a quasi-static process…
A:
Q: The photoelectric current in a photoelectric cell can be reduced to zero by a stopping potential of…
A: We need to compute-Maximum kinetic energy of photoeectrons(KEmax)=?The data given as-Stopping…
Q: (a) Calculate the zero-point energy of a harmonic oscillator consisting of a particle of mass 2.33 ×…
A: Concept: To determine the Zero point energy of a Harmonic oscillator we will use the Formula…
Q: A baseball is thrown at an angle 30° relative to the ground with an initial velocity of 10 m/s. What…
A: Solution:-Given thatθ=30oinitial velocity (u)=10 m/stime (t)=0.5 s
Q: Find, using Ampere's law, the magnetic field produced when a steady current of constant strength and…
A:
Q: 2.2 - 11- Aeroplane X flies over airport A in the East and travels in a straight line to airport B…
A: We are given 2 airplanes. We are given distance between them. They are moving towards each other…
Q: : A metal wire of length 2.5 m and area of cross section 1.5 × 106 m² is stretched through 2 mm.…
A: We have to compute-Work done (W)=?The data given as-Length (L)=2.5 mArea (A)=1.5×10-6 m2∆L=2…
Q: - Simplify the following expression using K-Maps F(A,B,C,D) = [(3,7,11,13,14,15)
A:
Q: When 100 volt D.C is applied across a coil, a current of one ampere flows through it, when 100V ac…
A:
Q: (a) Triply charged uranium-235 and uranium-238 ions are being separated in a mass spectrometer. (The…
A: We have to calculate separation between the path of the isotope of the uranium. Given that,…
Q: A long solenoid has 98 turns/cm and carries current i. An electron moves within the solenoid in a…
A: The speed of the electron is v=0.0375 c where c is the speed of light. v=0.0375×2.998×108…
Q: The acceleration of gravity at the surface of a planet of radius 6,106 km is 10.7 m/s². What is the…
A: Given: Radius of planet, R = 6106 km = 6106×103 m Gravity at surface, gs = 10.7 m/s2 Height from…
Q: The value of acceleration due to gravity at earth's surface is 9.8 ms 2. The altitude above its…
A: We are aware that the acceleration caused by gravity is 9.8 ms-2 at the earth's surface.the height…
Q: 3. For an active medium of length L=10cm and having lasing atoms with cross section area and…
A: Given: Length,L=10cm =10×10-2mPopoulation Inversion,σN2-N1=0.1cm-1=10 m-1Wavelength,λ1=1.06μm=…
Q: (4) A cubical wooden block, with the side length of 1 m and a constant density of 750 kg/m³, is…
A: Given data, Side length of block l=1 m. Density ρ=750 kg/m3.
Q: 3. (Kittel 7.3) Pressure and entropy of degenerate Fermi gas. (a) Show that a fermi electron gas in…
A: The internal energy and pressure of an ideal gas goes to 0 as T→0We know the fermi energy of gas are…
Q: Ex/13: The mean radius of earth is 6400 km. The acceleration due to gravity at its surface is 9.8…
A: We need to compute-Massof earth (M)=?The data given as-Mean radius of earth (R)=6400 km=6400×103…
Q: 6. Why are different units required for sound intensity and loudness? C
A: 6)
Q: Question 3: Circular motion of charge in B field An oxygen-16 ion with a mass of 2.66 × 10-26kg…
A:
Q: Part B Calculate the angular velocity at t = 3.50 s. Express your answer in radians per second. 3 11…
A:
Q: Hi, I am in need of help on this physics question: Devise an experiment to measure the spring…
A: We are given the spring. The spring is extended to certain length. We need to measure the spring…
Q: A camera is supplied with two interchangeable lenses, whose focal lengths are 50.0 and 180.0 mm. A…
A: Magnification for lens is given as m=vu Here v,u are image and object distance. It is also given as…
Q: Suppose you have a 1.4 μµC point charge. How far in meters from the charge will the potential be 120…
A:
Q: Compute the amplitudes to A1, A2 and A3 in Figure 1. Here we assume normal incidence, and that the…
A: We have given that normal incidence, and that the waves are plane such that the geometric spreading…
Q: car which is also
A: Given: Mass of car 1 is 1900 Kg Speed of car 1 is 14 m/s Mass of car 2 is 1050 kg Speed of car 2 is…
Q: Given the radius distance (R) of a horizontal curve = 950.00' Delta (A) = 14°-00'-00" What is the…
A:
Q: A large water main is 2.50 m in diameter and the average water velocity is 6.00 m/s. Find the Hall…
A: We are aware that a major water main has a 2.50 m diameter and an average water speed of 6 m/s.If…
Q: A boy wants to throw a water balloon from a roof deck and hit the far side of the street below. He…
A: We are given the boy throwing a balloon. We are given initial velocity of ball and angle also. We…
Q: View Policies Current Attempt in Progress Compute the yield strength of a steel specimen that has an…
A: We are given the grain diameter. We are also given the values of constants. The yield strength is…
Q: (a) What is the charge on the capacitor 90s after we close the switch? (b) What is the potential…
A: We know current on capacitor are I = CdVdtI = 80×10-3×24-090-0=0.021ABut we know I =…
Q: Galaxies are made up mostly of dark matter; the stars and gas that we observe only make up a small…
A: "Since you have multiple questions, as per Bartleby's Guidelines we will answer the first question…
Q: Which of the following is NOT the result of the death of a massive star? Select one alternative:…
A: Hypernova is the type of phenomenon that happens when a massive star collapses into this and results…
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 3 images