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a) If two oscillators connected to speakers create frequencies of 592 Hz and 596 Hz, what is the beat frequency when you hear both at the same time?
b) If the second harmonic has a frequency of 130 Hz, what is the frequency of the third harmonic?
A car is traveling at 58.36 mph. The driver applies the brakes and the car decelerates at 4.25 m/s^2. What is the stopping distance in meters
The fastest recorded pitch in Major League Baseball was thrown by Nolan Ryan in 1974. If this pitch were thrown horizontally, How fast was Ryan's pitch
Two wires are stretched between two fixed supports and have the same length. On wire A there is a second-harmonic standing wave whose frequecy is 660 Hz. However, the same frequency of 660 Hz is the third harmonic on wire B.
An elephant that has a mass of 7000 kg evenly distributes her weight on all four feet. estimate the pressure on each foot
A 44.0-kg projectile is fired at an angle of 30.0° above the horizontal with an initial speed of 1.24 102 m/s from the top of a cliff 126 m above level ground, What is the initial total mechanical energy of the projectile
A rocket (in frame S') is moving at a speed v = 4c/5 relative to the moon (frame S). At t' = 2×10-7 s a UFO appears at a point x' = 10m traveling in the x' direction with constant velocity u' = -c/2. What was the velocity of the UFO
The induced electric field 15 from the axis of a solenoid with a 10 radius is 46. Find the rate of change of the solenoid's magnetic field
Define work and energy. State the law known as the work-energy theorem, What are elastic and inelastic collisions
two positive point charges each 18uc lie along the x-axis at x -0.12m and 0.12m .a find the electric field at the
A solid, conducting sphere of radius a carries an excess charge of +6 microC. Determine the excess charge on the inner surface of the outer sphere
To balance a very light rod when a down force is applied at a point 0.77m to the left of a supporting fulcrum (pivot point), What is the magnitude of the downward force
What is the relationship between impulse and motion? What is the relationship between pairs of forces in certain situations?
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