Transverse waves travel with a speed of 283 m/s along a taut copper wire that has a diameter of 1.50 mm. What is the tension in the wire? (The density of copper is 8.93 g/cm3.)
a. 1890 N
c. 631 N
b. 1260 N
d. 315 N
B
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Debris blasted from the impact of a crater is called ____
a. ejecta b. maria c. sinuous rilles d. multiringed basin e. central peak
Single-Slit Diffraction: A beam of monochromatic light passes through a slit that is 11.0 ?m wide. If the first order dark fringe of the resulting diffraction pattern is at an angle of 4.31° away from the centerline, what is the wavelength of light?
A. 827 nm B. 301 nm C. 602 nm D. 402 nm E. 201 nm
Which one of the following is true?
A) Radio waves have a higher energy than gamma rays. B) Radio waves have a higher frequency than ultraviolet radiation. C) Infrared radiation has a longer wavelength than blue light. D) Ultraviolet radiation has a longer wavelength than red light. E) Blue light has a longer wavelength than red light.
What is the minimum diameter of a steel wire if it is to support a mass of 80 kg. The elastic limit of steel is 5.0 × 10^8 Pa
a. 1.4 mm b. 2.0 mm c. 1.0 mm d. 2.0 mm