Wave speed and the wavelength based problem
A sound wave traveling in the air at 65 degree C consists of a frequency of 845 Hz. Determine i) the wave speed and ii) the wavelength.
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The container firm is designing the open-top rectangular box, with the square base, which will hold 108 in^3/ Let x = the length of the side of base. State surface area as the function of x.
The rod is pivoted about a frictionless axle via its center, and initially it suspends straight down and is at rest. Determine the cube's velocity--both speed and direction--after the collision?
The two objects attract each other having a gravitational force of magnitude 9.2*10^-9 N when separated by 19.8cm. When the total mass of the object is around 5.09 kg, determine the mass of each?
While it is joined to the battery, the space among the plates is filled with the material of dielectric constant 3. After the dielectric is added, the magnitude of charge on the plates and the latest capacitance are?
A penny rides on the top of a piston as it experiences vertical simple harmonic motion having amplitude of 4.0 cm. When the frequency is low, the penny rides up and down without intricacy. When the frequency is steadily raised, there comes a point
A variable electric voltage in the circuit is provided by the equation below, where t is time (in s). If voltage is on for 7 s, when is V = 0?
Determine the frequency of the rotational motion for the wheel to generate this effect? Answer must be in units of rev/min.
A biology quiz consists of eight multiple-choice questions. Five should be answered correctly to receive passing grade. If each question has five possible answers, of which only one is correct, what is the probability that a student who guesses at
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