The noise a lawn mower produces is 80 dB. How much noise is from 12 identical lawn mowers?

Q: A small sphere of charge q = +66 μC and mass m = 5.4 g is attached to a light string and placed in a…

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Q: Question(s): The physics of a bike generator. A generator is mounted on a bicycle to power a…

A: Given Data:Radius of tire Area Magnetic field EMF To Determine:The linear speed of the bike.

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A: Write the given values with the suitable variables. m=1.06 kgT=4 s Here, m and T are the mass and…

Q: Three charged particles are located at the corners of an equilateral triangle as shown in the figure…

A: let q1 = 2.8 x 10-6 Cq2 = 7 x 10-6 Cq3 = 4 x 10-6  C

Q: Four equal +2.00-µC point charges are placed at the corners of a square 4.00 m on each side. (k =…

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Q: The force acting on an object is given by F, = (7x - 12) N, where x is in meters. (a) Choose the…

A: Here force is given as F = 7x - 12  Here x is in meter and F is in Newton .

Q: An LC circuit like the one in the figure below contains an 95.0 mH inductor and a 26.0 μF capacitor…

A: Since you have posted a question with multiple sub parts, we will provide the solution only to the…

Q: A 44.0-kg projectile is fired at an angle of 30.0° above the horizontal with an initial speed of 144…

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Q: Consider the semiare of charge shown in the figure, that has an opening angle of 0o = 47° and a…

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Q: A roller coaster (356 kg) moves from A (5.58 m above the ground) to B (21.3 m above the ground). Two…

A: Write the work-energy theorem and rearrange the equation.

Q: A solenoid with radius a produces a magnetic field with strength B pointing into the page. A square…

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Q: 3. If V = 12 V in the circuit below R = 100 N R2= 200 N %3| R3 = 100 N R5= 300 N R4 = 150 N R, = 100…

A: Solution: Given that V = 12 V and the values of other resistors

Q: The moment of inertia of a solid cylinder of radius R, mass M and length L, perpendicular to its…

A: Write the expression for the moment of inertia of the cylinder as given above. Here M signifies…

Q: Q5 By performing nodal analysis to the circuit in the following Figure, calculate the voltage V1.…

A: in this question we use kirchoff's law at circuit.

Q: = 201². The fan blade in a jet engine rotates from rest with the angular acceleration a = 1 9. find…

A: GIVEN         Angular acceleration = α = 20t2

Q: 5) Let's use this expression to solve a problem. Star X and Star Y are intrinsically identical…

A: Given, star X is located 20 light-years from earth star Y is located 40 light-years  from earth…

Q: Consider the 68.0 kg mountain climber in the figure. 31 Fup 15 (a) Find the tension in the rope (in…

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Q: Consider two thin bars of constant cross-sectional area, each of length 10 cm, with respective mass…

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

Q: A metal bar 6.0 m long, clamped at its center and vibrating longitudinally in such a manner that it…

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Q: 1. A particle of mass m = xKg is moving at v = y. Using the expression for KE(kinetic energy) KE =…

A: The answer is below

Q: What are the methods of plotting the magnetic field? two methods] Iron filings. Hydrolysis. Plotting…

A: To find:            Any two methods which are used for plotting magnetic field.

Q: At what speed, as a fraction of c, does

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A: The integral form of the original circuital law is a line integral of the magnetic field around some…