Recent content by adhoward24

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    Destructive Interference Question

    Light Question 1. Homework Statement A student enters Best Buy prepared to buy a pair of speakers. Before he does so, he conducts an experiment with them. He places the speakers 4.0 m apart and connects a signal generator to both speakers that produces a single and consistent tone...
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    Calculating Speaker Frequencies Using Speed of Sound at Best Buy | Homework Help

    Homework Statement A student enters Best Buy prepared to buy a pair of speakers. Before he does so, he conducts an experiment with them. He places the speakers 4.0 m apart and connects a signal generator to both speakers that produces a single and consistent tone. (constant wavelength and...
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    Mass of an Atom and magnetics problem

    Homework Statement The mass of an atom can be determined by ionizing it and accelerating it through a known electric field followed by a known magnetic field. The ion’s circular path is then measured. Calculate the mass of a chlorine anion of charge 3.20 x 10-19 C if it follows a circular...
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    How Do You Calculate Average Velocity with Acceleration and Initial Speed?

    1. Homework Statement Calculate the average velocity for a remote controlled vehicle that starts with a speed of 1.0 m/s [forward] and then accelerates at 0.08 m/s2 [backward] for 4.0 s 2. Homework Equations Vavg=deltaD/deltaT 3. The Attempt at a Solution I'm unsure of how to...
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    Calculating Average Velocity for a Remote Controlled Vehicle in 4.0 Seconds

    Homework Statement Calculate the average velocity for a remote controlled vehicle that starts with a speed of 1.0 m/s [forward] and then accelerates at 0.08 m/s2 [backward] for 4.0 s Homework Equations Vavg=deltaD/deltaT The Attempt at a Solution I'm unsure of how to go about...
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    Amplitude?5. Harmonic Motion with a Horizontal Spring

    Homework Statement A 215 g mass attached to a horizontal spring oscillates at a frequency of 5.20 hz. At t=0 s, the mass is at = 4.00 =cm and has velocity 26.0 cm/s. Determine the Amplitude. Homework Equations x(t)=ACos(2(pi)t)/T The Attempt at a Solution Well at t=o x=4, but...
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    Finding Cable Tension in Elevator w/ Initial Velocity

    Homework Statement An elevator with a small initial upward velocity being raised by a cable. The tension in the cable is constant. Find the magnitude of the tension in the cable. Be certain that the method you are using will be accurate to two significant figures. Acceleration=10 m/s^2...
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    Circular Motion and Static Friction

    Homework Statement A small metal cylinder of mass m=0.20 kg sits on a rotating turntable. The coefficient of static friction between the metal cylinder and the turntable is us=.08. The cylinder is located 0.15m from the center of the turntable. Find the maximum speed that the cylinder can...