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.
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.
Last Answer : a) amplitude Explanation: The maximum extent of a vibration or oscillation, measured from the position of equilibrium.
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 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 : 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 : Write the relation between wavelength and frequency of a wave.
Last Answer : Wavelength and frequency are related by the equation V = n
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 : 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.
Last Answer : Ans:(d)
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.
Description : What is the relationship between wave velocity and wavelength ?
Last Answer : The relation is , we know , the number of full vibrations completed in 1 second is called frequency. Again , the distance traveled by a wave during 1 full vibration is called the wavelength. So if the wavelength ... traveled by the wave = f This is the wave velocity v. Thus wave velocity , v = f
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 : In FM, frequency of modulated wave varies with A. amplitude B. time C. wavelength D. energy
Last Answer : time
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 : 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 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 : 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 : Bolometer is used to measure – (1) Frequency (2) Temperature (3) Velocity (4) Wavelength
Last Answer : (2) Temperature Explanation: A bolometer is a device for measuring the power of incident electromagnetic radiation via the heating of a material with a temperature-dependent electrical resistance. IL was ... , connected to a thermal reservoir (a body of constant temperature) through a thermal link.
Description : Bolometer is used to measure (1) Frequency(2) Temperature (3) Velocity (4) Wavelength
Last Answer : Temperature
Description : Quality of a musical note depends on – (1) Fundamental frequency (2) Amplitude of the wave (3) Harmonics present (4) Velocity of sound in the medium
Last Answer : (3) Harmonics present Explanation: Sound "quality" or "timbre" describes those characteristics of sound which allow the ear to distinguish sounds which have the same pitch and loudness. Timbre is mainly ... and the attack-decay envelope of the sound. Harmonic content is the most important of these.
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
Description : If frequency of certain wave is f, then it's velocity is A. v = fλ B. v = T⁄λ C. T2 D. 1⁄T2
Last Answer : v = fλ
Description : Which of the answers listed below best completes the statement: The rate at which any part of a wave travels from one place to another determines the wave's: w) propagation velocity x) period y) amplitude z) frequency
Last Answer : ANSWER: W -- PROPAGATION VELOCITY
Description : Quality of a musical note depends on (1) Fundamental frequency (2) Amplitude of the wave (3) Harmonics present (4) Velocity of sound in the medium
Last Answer : Harmonics present
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 : 24 cm
Description : What will the result be when this happens Velocity of a wave increases and the wavelength stays the same.?
Last Answer : This is not true practically. Theoretically speaking as velocityincreases with wavelength remains constant, then frequency has toincrease accordingly. Since the formula for velocity is given as: ... frequency remainsconstant when the speed of the wave changes as it traverses indifferent medium.
Description : What is the frequency of a light wave with a wavelength of 6.80 x 10-7 m?
Last Answer : The frequency is 4,4087.10e5 GHz.
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 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 : 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 : 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?
Last Answer : Need answer
Description : What are the relationships that are present between frequency wavelength and amplitude of a wave?
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 : 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 : Write the relation between time period and frequency of the wave.
Last Answer : Time period and frequency of the wave are related by the equation T
Description : A wall is moving with constant velocity `u` towards a fixed source of sound of frequency `f`. The velocity of sound is `v`. The wavelength of the soun
Last Answer : A wall is moving with constant velocity `u` towards a fixed source of sound of frequency `f`. The velocity of sound is ` ... C. `(v-u)/f` D. `(v+u)/f`
Description : The fundamental characteristic of all waves are (a) Wavelength (b) Frequency (c) Velocity (d) All the above
Description : Speed in a given direction A. Wavelength B. Frequency C. Velocity D. Waves per second
Last Answer : A. Wavelength
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
Description : What is a typical wavelength of an AM radio wave? w) 3000 meters x) 300 meters y) 30 meters z) 3 meters
Last Answer : ANSWER: X -- 300 METERS
Description : A string of length L is fixed between two points. If a standing wave of 5 nodes is produced, what is the relationship between the string's length, L, and its wavelength?
Last Answer : ANSWER: WAVELENGTH = 1/2 L
Description : A wave and its reflection produce a standing wave with the distance from NODE to nearest ANTINODE of 4 meters. The wavelength of this wave is: w) 4 meters x) 8 meters y) 12 meters z) 16 meters
Last Answer : ANSWER: Z -- 16 METERS
Description : A standing wave is formed on a tightly stretched string. The distance between a node and an antinode is: w) 1/8 wavelength x) 1/4 wavelength y) 1/2 wavelength z) 1 wavelength
Last Answer : ANSWER: X -- 1/4 WAVELENGTH
Last Answer : Audible wave
Description : An electron microscope gives higher magnification than an optical microscope, because: (1) It uses more powerful lenses (2) the velocity of electron is smaller than that of visible (3) the ... particles (4) the wavelength of electrons is smaller as compared to the wavelength of visible light
Last Answer : (4) the wavelength of electrons is smaller as compared to the wavelength of visible light Explanation: An electron microscope uses a beam of electrons to illuminate a specimen and produce a ... photons. Magnification is the process of enlarging something only in appearance, not in physical size.