Description : It is the angle formed between the propagating ray and the normal after the ray has entered the second medium. ∙ A. angle of incidence ∙ B. angle of reflection ∙ C. propagation angle ∙ D. angle of refraction
Last Answer : angle of reflection
Description : While propagating through homogeneous, isotropic media, (A) Directions of both the fields are orthogonal (B) Both the fields are at right angles to the direction of propagation (C) Both (a) and (b) (D) Neither (a) nor (b)
Last Answer : Answer: Option C
Description : The waves in which particles vibrate in the direction perpendicular to the direction of wave propagation are called
Last Answer : transverse waves.
Description : In a compression or longitudinal wave the particles of the medium are displaced in a direction to the direction of energy transport.?
Last Answer : Feel Free to Answer
Description : The transmission coefficient of a wave propagating in the Brewster angle is a) 0 b) 1 c) -1 d) Infinity
Last Answer : b) 1
Description : The waves in which particles vibrate along the direction of the propagation are called
Last Answer : longitudinal waves.
Description : The phase velocity of wave propagating in a hollow metal wave guide is: (1) Greater than the velocity of the light in free space (2) Less than the velocity of the light in free space (3) Equal to the velocity of the light in free space (4) Equal to the group velocity
Last Answer : The phase velocity of wave propagating in a hollow metal wave guide is Greater than the velocity of the light in free space.
Description : The propagation constant of the wave in a conductor with air as medium is a) √(ωμσ) b) ωμσ c) √(ω/μσ) d) ω/μσ
Last Answer : a) √(ωμσ)
Description : The phenomenon of change in direction of light when it passes from one medium to another is called - (1) Propagation (2) Reflection (3) Refraction (4) Dispersion
Last Answer : (3) Refraction Explanation: Refraction is the change in direction of wave propagation due to a change in its transmission medium. Due to the change of medium, the phase velocity of the wave is changed but its frequency remains constant.
Description : Electromagneticwaves are refractedwhen they a. pass into a medium of different dielectric constant b. are polarized at right angles to the direction of propagation c. encounter a perfectly conducting plane d. pass through a small slot in a conducting plane
Last Answer : a. pass into a medium of different dielectric constant
Description : The phenomenon of change in direction of light when it passes from one medium to another is called (1) Propagation (2) Reflection (3) Refraction (4) Dispersion
Last Answer : Refraction
Description : As a longitudinal wave moves through a medium, the particles of the medium: w) vibrate in a path parallel to the path of the wave x) vibrate in a path perpendicular to the path of the wave y) follow the wave along its entire path z) do not move
Last Answer : ANSWER: W -- VIBRATE IN A PATH PARALLEL TO THE PATH OF THE WAVE
Description : What device measures the angle between two radio frequencies and also the direction of propagation of a wave? A. Densimeter B. Absorption wavemeter C. Goniometer D. Ergometer
Last Answer : C. Goniometer
Description : What are compressional waves with particle motion in the same direction as wave propagation?
Last Answer : What is the answer ?
Description : An electromagnetic wave is ________ polarized when the electric field lies wholly in one plane containing the direction of propagation. A. Horizontally B. Linearly C. Circularly D. Vertically
Last Answer : B. Linearly
Description : In electromagnetic waves, the electric field will be perpendicular to which of the following? a) Magnetic field intensity b) Wave propagation c) Both H and wave direction d) It propagates independently
Last Answer : c) Both H and wave direction
Description : For the compound `A-CH_(2)-CH_(27)-A` draw the newman projection formula of all the stable conformational it `mu_(obs) = 2D " and " X_(anti) = 0.75 "
Last Answer : For the compound `A-CH_(2)-CH_(27)-A` draw the newman projection formula of all the stable conformational it ` ... " mu_(gauche.)("If "A= NO_(2))`
Description : A straight rod of mass m and lenth `L` is suspended from the identical spring as shown in the figure The spring stretched by a distance of `x_(0)` due
Last Answer : A straight rod of mass m and lenth `L` is suspended from the identical spring as shown in the figure The spring ... `(mgR)/(2LE)` D. `(mgR)/(E)`
Description : In a compression wave do particles in the medium move?
Last Answer : Need answer
Description : Do the particles of the medium in which a wave moves travel along with the wave? Explain with an example.
Last Answer : When a wave propagates in a medium, the particles of the medium vibrate about their mean position and the energy is transferred without transfer of the particles of the medium. For example: Take some water ... cork in it. When the water is disturbed, the cork moves up and down but not forward.
Description : How is the energy transferred in a wave without transfer of particles of the medium?
Last Answer : When a wave propagates in a medium, the particles of the medium vibrate about their mean position and the energy is transferred without the transfer of particles of the medium.
Description : The amplitude of a wave is ______. (i) the distance the wave moves in one second (ii). the distance the wave moves in one time period of the wave (iii) the maximum distance moved by the medium particles on either side of the mean position* (iv) the distance equal to one wave length
Last Answer : iii) the maximum distance moved by the medium particles on either side of the mean position*
Description : What are Waves that move the particles of the medium parallel to the direction in which the waves are traveling called?
Last Answer : Longitudinal.An example of a longitudinal wave is sound. It pushes the mediumparticles forwards and backwards, parallel to the wave'sdirection.Transverse waves cause particles to move perpendicular to thewave. (E.g. visible light, x-rays, microwaves)
Description : If an electric field is applied to a colloidal sol, the dispersed phase particles are found to move towards the electrode of opposite charge. If however, the dispersed phase is made stationary, the ... move in the opposite direction. What is the term used for such movement of dispersion medium ?
Last Answer : Ans. Electro osmosis.
Description : What are Waves that move the particles of the wave parallel to the direction the waves are traveling are called?
Last Answer : the distance between two corresponding parts of a wave is a waves
Description : In which type of waves is the motion of the particles perpendicular to the direction of the wave is traveling?
Last Answer : transverse waves
Description : In a longitudinal wave, the vibration of particles and the direction of wave are in
Last Answer : the same direction.
Description : Pick up the incorrect statement from the following: (A) As a wave of sea water approaches the coast line, it is generally accompanied by a drift of water in the direction of wave advance (B) ... in the direction of the wave (D) The wave while receding carries finer particles out to deep water
Last Answer : (C) A falling hydraulic gradient occurs in the direction of the wave
Description : Standard entropy of `X_(2)` , `Y_(2)` and `XY_(3)` are `60, 40 ` and `50JK^(-1)mol^(-1)` , respectively. For the reaction, `(1)/(2)X_(2)+(3)/(2)Y_(2)r
Last Answer : Standard entropy of `X_(2)` , `Y_(2)` and `XY_(3)` are `60, 40 ` and `50JK^(-1)mol^(-1)` , respectively ... be: A. 500 K B. 750 K C. 1000 K D. 1250 K
Description : Which of the following cannot dissociated as `PX_(5) hArr PX_(3) + X_(2)`
Last Answer : Which of the following cannot dissociated as `PX_(5) hArr PX_(3) + X_(2)` A. `PF_(5)` B. `PCl_(5)` C. `PBr_(5)` D. `PI_(5)`
Description : In the sequence of the following nuclear reaction, `X_(98)^(238) overset(-alpha)(to) Y overset(-beta)(to)L overset(nalpha)(to) ._(90)M^(218)` What is
Last Answer : In the sequence of the following nuclear reaction, `X_(98)^(238) overset(-alpha)(to) Y overset(-beta)(to)L overset( ... of n? A. 3 B. 4 C. 5 D. 6
Description : `"Orange solid"overset(Delta)rarrunderset(gas)"diamagnetic"+underset("residue")"green"` `underset("solid"(X_(2)))"Orange"overset(Delta)rarrunderset("m
Last Answer : `"Orange solid"overset(Delta)rarrunderset(gas)"diamagnetic"+underset("residue")"green"` `underset("solid"(X_(2)))" ... (4))_(2)Cr_(2)O_(7),KNO_(3)`
Description : A wave in which the wave’s medium is compressed in the same direction as the movement of the wave A. Transversal wave B. Transverse wave C. Frequency wave D. compression wave
Last Answer : C. Frequency wave
Description : Which one of the following waves requires a material medium for their propagation? a) Light waves b) X– rays c) -rays d) Sound waves
Last Answer : d) Sound waves
Description : If the velocity of propagation in a certain medium is 200x106 m/s, what is its refractive index? A. 1.3 B. 1.5 C. 1.27 D. 0.67
Last Answer : B. 1.5
Description : Pick up the correct statement from the following: (A) Phase of a wave is expressed as a fraction of a period with respect to a reference (B) Phase is usually specified by angular measure with ... from the previous passage through zero from the negative to the positive direction (D) All of these
Last Answer : Answer: Option D
Description : Calculate the velocity of wave propagation in a conductor with frequency 5 x 10 8 rad/s and phase constant of 3 x 10 8 units. a) 3/5 b) 15 c) 5/3 d) 8
Last Answer : c) 5/3
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 : 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 : What is the resultant field strength at the receiving antenna in space wave propagation under case 2? A. 0 B. ξd C. 2ξd D. 3ξd
Last Answer : C. 2ξd
Description : The reflection coefficient in the wave propagation when it is transmitted with the Brewster angle is a) 0 b) 1 c) -1 d) Infinity
Last Answer : a) 0
Description : Two thin slabs of refractive indices `mu_(1)` and `mu_(2)` are placed parallel to each other in the x-z plane. If the direction of propagation of a ra
Last Answer : Two thin slabs of refractive indices `mu_(1)` and `mu_(2)` are placed parallel to each other in the x-z plane. If ... )+d^(2))` D. `mu_(1) b=mu_(2)a`
Description : Is the Antiques Roadshow propagating immoral behavior?
Last Answer : That’s just called the antiques business. If all people knew the value of what they had, dealers wouldn’t make the money they do.
Description : Propagating a stevia plant -- possible? Desirable?
Last Answer : answer:@SmashTheState New plants from old are clones of the original plant. Therefore I would anticipate the new plants will have the full sweetness as your original plant. I don't know if you know this ... have ONCE the root system(s) is/are well-established. Let us know how you go. Andreas.
Description : propagating lantana
Last Answer : Need Answer
Description : After Mrs. Annie Besant joined Congress in 1914, she started propagating her views. -SST 10th
Last Answer : Mrs. Besant dominated the Lucknow session of the Congress at which Assertive, Moderates, Hindus and Muslims were reunited. In 1915, she formed the Home Rule League. The self government later became a common demand of both the Congress and Muslim League.
Description : What are the advantages of propagating plants by cuttings? -Biology
Last Answer : answer:
Description : Commercial propagating method of grapevine
Last Answer : Ans. Hard wood cutting