Standing Sound Waves: Consider a pipe of length L that is open at one end and closed at the other end. What are the wavelengths of the three lowest-pitch tones produced by this pipe?
A. 4L, 2L, L
B. 2L, L, L/2
C. 2L, L, 2 L/3
D. 4L, 4L/3, 4L/5
Answer: D
You might also like to view...
How is RNA different from DNA?
A) its monomers do not contain nucleotide bases B) it is single stranded rather than consisting of a double helix C) it consists of a triple helix rather than a double helix D) its strands are much longer than DNA
A 4.0-kg mass on the end of a string rotates in a circular motion on a horizontal frictionless table. The mass has a constant speed of 2.0 m/s and the radius of the circle is 0.80 m. What is the magnitude of the resultant force acting on the mass?
a. 39 N b. 20 N c. 44 N d. 0 N e. 30 N
Which of the following is not one of the most common nonsilicate groups of minerals?
a. Sulfides b. Oxides c. Chlorides d. Carbonates
A ball rolls over the edge of a table with a horizontal velocity v m/s. The height of the table is 1.6 m and the horizontal range of the ball from the base of the table is 20 m. What is the initial speed of the ball?
A) 9.8 m/s B) 20 m/s C) 35 m/s D) 4.9 m/s E) 70 m/s