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A string 40.0 cm long and fixed at both ends of a musicalinstrument oscillates in its n= 1 mode. The speed of waves onthe string is 233m/s, and the speed of sound in air is 348m/s.
a. What is the frequency of the emitted soundwave?b. What is its wavelength?
How various g's of acceleration does the astronaut experience when the device is rotating at top speed? Each 9.80 m/s^2 of acceleration is 1 g.
A top spins at 30rev/s about an axis that makes an angle of 30 deg. with the vertical. what is the direction of precession as viewed from overhead
Find out the magnitude of the truck's vertical component of displacement, answer in units of meters.
A fan is running at 898 rpm when the power goes out. It makes 1,311 complete revolutions before it finally stops. What was the angular acceleration
A large cruise ship of mass 6.70 107 kg has a speed of 13.0 m/s at some instant. How much work is required to stop it
Three capacitors all have the same capacitance. When they are wired in series, the equivalent capacitance is 57 ?F. what would the charge on the capacitors be
four identical metallic objects carry the following charges 2.2 microc 5.4 microc -3.4 microc and -8.8 microc. the
Lucy and her friend are working at an assembly plant marking wooden toy giraffes. what must be the horizontal velocity of giraffes as they leave the conveyor belt
A certain diatomic molecule has a vibrational frequency of 1.35 × 1014 Hz and is in the third vibrational state and the L = 9 rotational state (I = 3.0x10-46 kg*m2. what is the maximum frequency radiation that is emitted
A ball of radius 0.200 m rolls with a constant linear speed of 3.60 m/s along a horizontal table. What is the angular displacement of the ball while the ball is in the air
A red ball is thrown down with an initial speed of 1 m/s from a height of 27 meters above the ground. How long does it take the red ball to reach the ground
A capacitor with parallel circular plates of radius R is discharging via a current of 11.0 A. How much displacement current is encircled by the loop
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