Description : What is the speed of the wave if the frequency is 80 Hz and the wavelength is 4m?
Last Answer : The speed of any wave is the product of frequency xwavelength.
Description : When light is traveling through a vacuum, what is the product of the light's wavelength and frequency equal to? w) speed of light x) Plank's constant y) momentum z) wave number
Last Answer : ANSWER: W -- SPEED OF LIGHT
Description : A travelling wave passes a point of observation where the time interval between successive crests is 0.2 s. Which of the following is then true? (a) The wavelength is 5 m (b) The wavelength is 0.2 m (c) The velocity of propagation is 5 m/s (d) The frequency of 5 Hz.
Last Answer : Ans:(d)
Description : A wave of frequency 1 GHz has wavelength of A. 0.4 m B. 0.5 m C. 0.2 m D. 0.3 m
Last Answer : 0.3 m
Description : What is the wavelength in millimeters of a sound wave whose frequency is 35 KILOHERTZ. Assume the speed of sound is 350 METERS PER SECOND? w) 100 millimeters x) 1,000 millimeters y) 10 millimeters z) 1/10 millimeters
Last Answer : ANSWER: Y -- 10 MILLIMETERS
Description : When a light wave is reflected from a mirror, there is a change in its – (1) frequency (2) amplitude (3) wavelength (4) velocity
Last Answer : (2) amplitude Explanation: When a light wave is reflected from an object, it changes not only its amplitude but also its phase according to the properties of the object at a particular point. The velocity and momentum are just reversed in another direction.
Description : When a light wave is reflected from a mirror, there is a change in its (1) frequency (2) amplitude (3) wavelength (4) velocity
Last Answer : amplitude
Description : What is the wavelength of a light of frequency 6.42 x 10 to the 14th power?
Last Answer : Need answer
Description : What is the wavelength of an earthquake wave if it has a speed of 14 kms and a frequency of 10 Hz?
Last Answer : speed = wavelength x frequencywavelength = speed/frequencyspeed = 14 km/s , frequency = 10 Hz = 10/swavelength = (14 km/s)/(10/s) = 1.4 km
Description : The inverse of wavelength is referred to as: w) wave number x) frequency y) velocity z) momentum
Last Answer : ANSWER: W -- WAVE NUMBER
Description : If viewed on an oscilloscope, the loudness of a sound wave would be associated with the wave's: w) frequency x) wavelength y) velocity z) amplitude
Last Answer : ANSWER: Z -- AMPLITUDE
Description : The laser frequency when the light has the wavelength 800 nm is a. 375 x 10^12 Hz b. 475 x 10^15 Hz c. 375 x 10^9 Hz d. 375 x 10^18 Hz
Last Answer : a. 375 x 10^12 Hz
Description : (a) `[Ti(H_(2)O)_(6)]^(3+)` absorbs light of wavelength 5000Å. Name one ligand which would form a titanium (III) complex absorbing light to lower wave
Last Answer : (a) `[Ti(H_(2)O)_(6)]^(3+)` absorbs light of wavelength 5000Å. Name one ligand which would form a titanium (III) ... ^(3+)" " (iv) [Pd(en)_(2)]^(2+)`
Description : How wavelength of wave traveling with the same speed would change if the frequency of the wave increase?
Last Answer : The speed of a wave is equal to the wavelength divided by the frequency (speed = wavelength/frequency). So if the frequency of the wave increases, the wavelength will decrease.
Description : What is the frequency of a wave with a velocity of 100 ms and a wavelength of 20m?
Last Answer : Feel Free to Answer
Description : If we wrap a second wire around a guitar string to increase its mass what effect does this have on the frequency and wavelength of the fundamental standing wave formed on that string?
Last Answer : What is the answer ?
Description : If a wave has a frequency of 20hz and a wavelength of 2.5m what is the wave speed?
Description : What are the relationships that are present between frequency wavelength and amplitude of a wave?
Description : Of the following properties of a wave, the one that is independent of the other is its (a) Amplitude (b) Velocity (c) Wavelength (d) Frequency
Last Answer : Ans:(a)
Description : An instrument has two strings. Both have the same length and are uniform. One of the strings is under twice as much tension as the other and also twice the mass of the other. Then which of ... d) Both strings vibrate with the same frequency and have the same wave-length and the same wave velocity.
Description : What is the relation between wavelength, frequency and velocity? (1) velocity of wave = frequency * wavelength (2) velocity of wave = frequency/wavelength (3) velocity of wave = wavelength/frequency (4) None of above
Last Answer : a) velocity of wave = frequency * wavelength
Description : Of the following properties of a wave, the one that is independent of the other is its (1) amplitude (2) velocity (3) wavelength (4) frequency
Last Answer : (1) amplitude Explanation: The maximum extent of a vibration or oscillation, measured from the position of equilibrium.
Last Answer : a) amplitude Explanation: The maximum extent of a vibration or oscillation, measured from the position of equilibrium.
Description : Distance traveled by a wave in the time of one cycle. A. Hop B. Frequency C. Wavelength D. Crest
Last Answer : C. Wavelength
Description : What is wavelength and frequency of a wave?
Last Answer : The distance between two consecutive compressions or rarefaction is called wavelength. The number of waves in unit time is called frequency of wave.
Description : Write the relation between wavelength and frequency of a wave.
Last Answer : Wavelength and frequency are related by the equation V = n
Description : In FM, frequency of modulated wave varies with A. amplitude B. time C. wavelength D. energy
Last Answer : time
Description : The speed of any mechanical wave as it propagates through a medium is dependent mainly on the A. frequency of the wave source B. wavelength C. period of the wave D. type of medium through which the wave travels E. amplitude
Last Answer : D. type of medium through which the wave travels
Description : (i) Draw the time domain and frequency domain representation of sine wave and triangular wave. (ii) Define frequency and wavelength.
Last Answer : (i)Time domain and frequency domain representation of sine wave time domain and frequency domain representation of triangular wave. ii) Define frequency and wavelength. Frequency ... : Wavelength can be defined as the distance between two successive crests troughs of a wave.
Description : What is the WAVELENGTH of the carrier wave, in meters, of a radio station which is broadcasting at a frequency of 100 megahertz?
Last Answer : ANSWER: 3 METERS
Description : The frequency of a wave is 50 Hertz and its wavelength is 25 meters. What is the velocity of this wave?
Last Answer : ANSWER: 1250 METERS/SECOND
Description : The speed at which a wave propagates down a string is 300 meters per second. If the frequency of this wave is 150 Hertz, what is the wavelength of this wave?
Last Answer : ANSWER: 2 METERS
Description : Calculate coefficient of viscous damper, if the system is critically damped. Consider the following data: 1. Mass of spring mass damper system = 350 kg 2. Static deflection = 2 x 10 -3 m 3. Natural frequency of the system = 60 rad/sec ... /m B. 80 x 10 3 N-s/m C. 42 x 10 3 N-s/m D. None of the above
Last Answer : C. 42 x 10 3 N-s/m
Description : Calculate coefficient of viscous damper, if the system is critically damped. Consider the following data: 1. Mass of spring mass damper system = 350 kg 2. Static deflection = 2 x 10 -3 m 3. Natural frequency of the system = 60 rad/sec ... /m b. 80 x 10 3 N-s/m c. 42 x 10 3 N-s/m d. None of the above
Last Answer : c. 42 x 10 3 N-s/m
Description : The laser frequency when the light has the wavelength 800 nm is ∙ a. 375 x 1012 Hz ∙ b. 475 x 1015 Hz ∙ c. 375 x 109 Hz ∙ d. 375 x 1018 Hz
Last Answer : d. 375 x 1018 Hz
Description : The speed of light in vacuum "C" divided by the Index of Refraction "N" gives the: w) frequency of the light x) speed of the light in the medium y) energy of the light z) wavelength of the light
Last Answer : ANSWER: X -- SPEED OF THE LIGHT IN THE MEDIUM
Description : What is the speed in ms of a wave on a cord if it has a wavelength of 4 m and a period of 0.5 s?
Last Answer : It is 8 metres per second.
Description : What type of wave has a wavelength of 3 m forms in water with a depth of one meter?
Description : A wavelength of 0.3 m is produced in air and it travels at a speed of 300 m/s. Then it will be an (1) Audible wave (2) Infrasonic wave (3) Ultrasonic wave (4) Microwave
Last Answer : (1) Audible wave
Last Answer : Audible wave
Description : A wave with a wavelength of 40 meters and a height of 2 meters will NOT be refracted in water with a depth of more than: w) 1 meter x) 2 meters y) 10 meters z) 20 meters
Last Answer : ANSWER: Z -- 20 METERS
Description : Absorption of light of one wave length by a substance and the re-emission of light of greater wavelength is called?
Last Answer : Fluorescence
Description : Pick up the correct statement from the following: (A) The refractive index of a medium varies according to the wavelength of the radiation, (B) The variation of the refractive index with wave length, ... of white light by passing through a prism is caused due to dispersion (D) All of these
Last Answer : Answer: Option D
Description : When a light wave suffers reflection at the interface between air and glass medium, the change of wavelength of the reflected wave in air is equal to (a) 0 (b) λ/2 (c) λ (d) 2λ
Last Answer : (b) λ/2
Description : An organ pipe which is open at both ends resonates at its fundamental frequency. Neglecting any end effects, what wavelength is formed by this pipe in this mode of vibration if the pipe is 2 meters long? w) 2 meters x) 4 meters y) 6 meters z) 8 meters.
Last Answer : ANSWER: X -- 4 METERS
Description : A slit of width ‘a’ is illuminated by white light. For what value of ‘a’ will the first minimum for red light fall at an angle of 300 wavelength of red light is 6500 A0 A. 1.1 x 10 -3 cm B. 1.4 X 10 -4 cm C. 1.3 X 10 -4 cm D. 1.6 X 10 -4 cm
Last Answer : C. 1.3 X 10 -4 cm
Description : A film is said to be thin if its thickness is (a) Much smaller than wavelength of light (b) Comparable with one wavelength of light (c) Of the order of nanometer (10-9 m) (d) Of the order of Pico meter (10-12 m)
Last Answer : (b) Comparable with one wavelength of light
Description : The phase constant of a wave with wavelength 2 units is a) 6.28 b) 3.14 c) 0.5 d) 2
Last Answer : b) 3.14
Description : At what particular wavelength is solar flux measured? A. 10.7 mm band B. 10.7 m band C. 10.7 cm band D. 10.7 nm band
Last Answer : C. 10.7 cm band
Description : If the phase difference between two points is 120° for a wave with velocity of 360 m/ and frequency 500 Hz, then path difference between the two points is – (1) 1 cm (2) 6 cm (3) 12 cm (4) 24 cm
Last Answer : (4) 24 cm