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When you stand directly between two speakers that emit the same single frequency out of phase, you hear no sound. The sound is maximum when you step 0.5m towards one speaker, away from the other. What is the largest possible wavelength of this frequency?
A) 0.25m
B) 0.5m
C) 1.0m
D) 2.0m
E) 4.0m
An plane and pilot have a total mass of 168 kg. While executing a banked curve of radius 20 m at a speed of 12 m/s
A block of unknown mass is attached to a spring of spring constant 6.5 N/m and undergoes simple harmonic motion with an amplitude of 10 cm. Calculate the maximum acceleration of the block
Calculate the force between two objects that have masses of 70 kg and 2,000 kilograms separated by a distance of 1 meter. Calculate the force between two touching grapefruits each with a radius of 0.08 meters and a mass of 0.45 kilograms.
a 0.300 kg croquet ball makes an elastic head-on collision with a second ball initially at rest. the second ball moves
When you hit a baseball with a bat, the bat flexes and then vibrates. We can model this vibration as a transverse standing wave. Estimate the approximate distance of the sweet spot (as a fraction of the bat's length L ) from the end of the bat
A 1 550-kg automobile has a wheel base (the distance between the axles) of 2.80 m. Find the force exerted by the ground on each wheel
a calculate the one temperature at which fahrenheit and celsius thermometers agree with each other.b calculate the one
A cart is placed on an inclined plane (a wooden board which is seton an angle) and attached to a pulley by a rope at the end of thewooden board. On the other side of the rope, hanging below theinclined plane is a weight.
A small cube, s=0.25m, sits on a surface where a uniform electric field of 250.0 N/C is directed downward at a 35.00 angle to the horizontal, Find the flux through either of the two sides for which flux is maximum
A car weighing 8800 Newton moves along a level highway with a speed of 100 km/h. The power of the engine at this speed is 78 kilowatt. compute the new speed of the car on the hill
When radium 226 decays emitting an alpha particle, what is the atomic number and atomic mass of the resulting nuclei?
A student, m = 25.0 kg, swings from a rope, L = 5.72 m, which hangs above water, d = 2.5 m, when vertical. Write an expression for the velocity v of the student at the bottom of the swing.
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