A 3.00 m organ pipe is open at both ends and contains air. The velocity of sound in air is 331 m/s. What is the frequency of the lowest frequency mode?
A. 39.5 Hz
B. 40.2 Hz
C. 43.1 Hz
D. 47.5 Hz
E. 55.2 Hz
E. 55.2 Hz
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The figure shows the position of an object as a function of time. During the time interval from time and time (a) what is the length of the path the object followed? (b) what is the displacement of the object?
What will be an ideal response?
The law of conservation of momentum applies to a collision between two bodies since
a. they exert equal and opposite forces on each other. b. they exert forces on each other respectively proportional to their masses. c. they exert forces on each other respectively proportional to their velocities. d. they exert forces on each other respectively inversely proportional to their masses. e. their accelerations are proportional to their masses.
William Herschel was the discoverer of Uranus
Indicate whether the statement is true or false
Which one of the following is the correct expression of the cutoff frequency of the metal in terms of its work function?
A) fo = Wo/h B) fo = Wo/c C) fo = c/Wo D) fo = h/Wo E) None of the other choices is correct.