Physics question and answers for March 17, 2024
- Q Mr. H creates a standing wave pattern in a snakey by vibrating it up and down 23 times in 9 seconds in a physics demonstration. Gerald is holding the opposite...
- Q The frequency of yellow light is 5.08 x 10^14 Hz. How much energy does a photon of yellow light carry? (h = 6.626 x 10-34 J-s; 1 eV = 1.60...
- Q 6. Which of these scientists is most known for their postulate that all matter can exhibit wave-like behavior?PlanckEinsteinYoungDe Broglie
- Q How does two-point interference demonstrate that light behaves as a wave?
- Q 14. The equation of motion of a particle undergoing simple harmonic motion in the y direction is y = (2.0 cm)sin(0.60 s1 t). At time t = 0.60 s determine...
- Q The 2011 T?hoku, Japan earthquake is the newest deadliestearthquake. The power was equal as about 600.000.000Hiroshima bomb. After the 9.0 magnitude earthquake, 900aftershocks emerged and around 13,705 casualties had to...
- Q Find the wavelength of a wave (in meters) whose frequency is 3.3 Hz and which travels at 10 meters/second. Enter a numerical answer.
- Q 14. A sewing machine needle moves in simple harmonic motion with a frequency of 2.5 Hz and an amplitude of 1.27 cm.(a) How long does it take the tip of...
- Q You perform the Simple Harmonic Motion experiment and create a plot of Period-Squared vs. Mass.You add a linear fit and find the following equation of the line:y=8.22x-0.062What is the spring...
- Q The first overtone of an open organ pipe beats with the first overtone of a closed organ pipe with a beat frequency of 2.2 Hz. The fundamental frequency of the...
- Q Which of the following is TRUE about anger?The purpose of anger is to produce a response that removes a conflict, hurt, or threat.Anger is a behavior, not an emotion.Anger usually...
- Q A small mass m, attached to one end of a spring with a negligible mass and an unstretched length L, executes vertical oscillation with angular frequency wo. When the mass...
- Q Figure shown as block of mass m resting on a smooth horizontal ground attached to one end of a spring of force constant k in natural length. If another block...
- Q Monochromatic light from a helium-neonlaser (wavelength 561 nm) is incident nor-mally on a diffraction grating containing5278 lines/cm.Find the angle at which the first-order max-imum can be observed.Answer in units of...
- Q For a transverse wave on a string, the shape of the wave is described by y = (x+2)-1 Which one of the following equations represents this wave traveling in the...
- Q The mathematical representation of a standing wave is... y = (0.5m)sin(3TTt)sin (2TTx), with x in meters and t in seconds. What is the x-coordinate of the antinode closest to the...
- Q A sinusoidal wave has period 0.15 s and wavelength 2.5 m .What is the wave speed?
- Q A stationary boat in the ocean is experiencing waves from a storm. The waves move at 58 km/h and have a wavelength of 140 m. The boat is at the...
- Q Two identical waves are traveling toward each other in the same medium. One has a positive amplitude, meaning that its peaks only go upward, and the other wave has a...
- Q How many beats per second are heard when two vibrating tuning forks having frequencies of 216 Hz and 224 Hz are held side by side? Select one: a. 3 Hz...
- Q 5b. A student makes a claim that a piece of wood on top of an ocean wave stays in the samelocation, only moving up and down as the wave passes....
- Q Carrie is making a presentation on solar winds. Her notes of the steps that must occur for solar winds to form are below.1. The stream of electrically charged particles collide...
- Q waves have the largest wavelength within the electromagnetic spectrum.
- Q Which diagram below depicts the correct pattern of sound waves for a car approaching an observer at a constant speed with the horn depressed?Select one:a. Ab. BC. Cd. D
- Q The highest directly measured frequency is 5.2x104Hz, corresponding to one of the transitions in iodine-127. How many wavelengths of electromagnetic waves with this frequency could fit across a dot on...
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