Which of the following colors of visible light has the longest wavelength? Is it: w) violet x) green y) yellow z) red

Which of the following colors of visible light has the longest wavelength? Is it: w) violet x) green y) yellow z) red
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ANSWER: Z -- RED
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When white light passes through a red plate of glass and then through a green plate of glass which one of the following things occur? w) the light is totally absorbed x) the light that emerges is a combination of red and green y) the light that emerges lacks only its red and green components z) the light that emerges is green

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The particle nature of light is demonstrated by which of the following? w) the photoelectric effect x) the various colors of light y) the speed of light z) diffraction.

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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

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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

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Light is normally incident on a thin soap film and is reflected. If the wavelength of this light is "L" and the index of refraction of the soap film is "N", complete destructive interference will occur for a film thickness of: w) L / 8N x) L / 4N y) L / 2N z) 3L / 4N

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Two light rays will interfere constructively with maximum amplitude if the path difference between them is: w) one wavelength x) one-half wavelength y) one-quarter wavelength z) one-eighth wavelength

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Which of the following coloured light has the least speed in glass prism? (a) Violet (b) Yellow (c) Red (d) Green

Description : Which of the following coloured light has the least speed in glass prism? (a) Violet (b) Yellow (c) Red (d) Green

Last Answer : (a) Violet

One scientist cultured Cladophora in a suspension of Azotobacter and illuminated the culture by splitting light through a prism. He observed that bacteria accumulated mainly in the region of (a) violet and green light (b) indigo and green light (c) orange and yellow light (d) blue and red light.

Description : One scientist cultured Cladophora in a suspension of Azotobacter and illuminated the culture by splitting light through a prism. He observed that bacteria accumulated mainly in the region of (a) violet and green light (b) indigo and green light (c) orange and yellow light (d) blue and red light.

Last Answer : (d) blue and red light.

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Last Answer : blue and red region of light

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Last Answer : C. red

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Description : Which of the following has the lowest frequency? (1) Visible light (2) Gamma rays (3) Xrays (4) Ultra violet rays

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Which of the following has the lowest frequency? (1) Visible light (2) Gamma rays (3) Xrays (4) Ultra violet rays

Description : Which of the following has the lowest frequency? (1) Visible light (2) Gamma rays (3) Xrays (4) Ultra violet rays

Last Answer : Visible light

Which colour of light shows maximum deviation when passed through a prism? (1) White (2) Red (3) Violet (4) Green

Description : Which colour of light shows maximum deviation when passed through a prism? (1) White (2) Red (3) Violet (4) Green

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When white light passes through a glass prism we get a spectrum on the other side of the prism. In the emergent beam the ray which is deviated least is - (1) the violet ray (2) the red ray (3) the green ray (4) the blue ray

Description : When white light passes through a glass prism we get a spectrum on the other side of the prism. In the emergent beam the ray which is deviated least is - (1) the violet ray (2) the red ray (3) the green ray (4) the blue ray

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How many colors of quarks are believed to exist? Is it: w) 1 x) 3 y) 5 z) 7

Description : How many colors of quarks are believed to exist? Is it: w) 1 x) 3 y) 5 z) 7 

Last Answer : ANSWER: X -- 3

A wavelength is commonly measured in which one of the following units? w) radians x) angstroms y) electron volts z) seconds

Description : A wavelength is commonly measured in which one of the following units? w) radians x) angstroms y) electron volts z) seconds

Last Answer : ANSWER: X -- ANGSTROMS

Enrichment of uranium by gaseous diffusion relies on the fact that uranium-235 diffuses through holes in the barriers more readily than uranium-238 does because uranium-235 is: w) a different chemical compound. x) a different wavelength. y) resistant to magnetism. z) slightly lighter than uranium-238.

Description : Enrichment of uranium by gaseous diffusion relies on the fact that uranium-235 diffuses through holes in the barriers more readily than uranium-238 does because uranium-235 is: w) a different chemical ... x) a different wavelength. y) resistant to magnetism. z) slightly lighter than uranium-238.

Last Answer : ANSWER: Z -- SLIGHTLY LIGHTER THAN URANIUM-238.