In a standing wave, not necessarily at the fundamental frequency, on a string of length L, the distance between nodes is
a. ?/4.
b. ?/2.
c. ?.
d. L/4.
e. L/2.
b
Physics & Space Science
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A rectangular steel plate with dimensions of 60 cm × 25 cm is heated from 20°C to 150°C. What is its change in area? (Coefficient of linear expansion for steel is 11 × 10^-6/°C.)
a. 0.82 cm2 c. 4.3 cm2 b. 1.1 cm2 d. 6.6 cm2
Physics & Space Science
The planet with the largest number of moons is
a. Jupiter. b. Saturn. c. Uranus. d. Neptune.
Physics & Space Science
An atom contains two or more molecules bonded together
Indicate whether the statement is true or false
Physics & Space Science
Which of the following values are associated with the electron spin quantum number, ms?
A) ±1/2 B) 0 C) ±1 D) ±2 E) ±3
Physics & Space Science