Which of the following noble gas is the most polarized ?

Which of the following noble gas is the most polarized ?
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Which of the following noble gas is the most polarized ? A. Radon B. Krypton C. Xenon D. Helium
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Which of these waves can be polarized? (1) Sound waves in air (2) Longitudinal waves on a string (3) Transverse waves on a string (4) Light waves

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Description : The designation D or Lbefore the name of a monosaccharide (a) indicates the direction of rotation of polarized light. (b) indicates the length of the carbon chain in the carbohydrate. (c) ... the primary alcohol group. (d) indicates the position of the asymmetric carbon atoms in the carbohydrate.

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Last Answer : Rotation of plane-polarized light

Which of the following statements is false about enantiomers? (a) rotate plane-polarized light (b) are superimposable mirror images (c) are nonsuperimposable mirror images (d) have the same melting point

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Last Answer : are superimposable mirror images

Plane-polarized light is affected by (a) Identical molecules (b) All polymers (c) Chiral molecules (d) All biomolecules

Description : Plane-polarized light is affected by (a) Identical molecules (b) All polymers (c) Chiral molecules (d) All biomolecules

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An optically active compound (a) must contain atleast four carbons (b) when in solution rotate the plane of polarized light (c) must always contain an asymmetric carbon atom (d) in solution always give a negative reading in polarimeter

Description : An optically active compound (a) must contain atleast four carbons (b) when in solution rotate the plane of polarized light (c) must always contain an asymmetric carbon atom (d) in solution always give a negative reading in polarimeter

Last Answer : when in solution rotate the plane of polarized light

Which of the statements is false regarding chiral compounds? (a) rotate the plane of polarized light (b) have cis and trans isomers (c) exist as enantiomers (d) can be detected with a polarimeter

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Last Answer : have cis and trans isomers

If a transmitting antenna is placed close to the ground, how should the antenna be polarized to give the greatest signal strength?

Description : If a transmitting antenna is placed close to the ground, how should the antenna be polarized to give the greatest signal strength?

Last Answer : Vertically polarized.

Anungrounded antennanearthe ground a. acts as a single antenna of twice the height b. is unlikely to need a ground screen c. acts as anantennaarray d. must be horizontally polarized

Description : Anungrounded antennanearthe ground a. acts as a single antenna of twice the height b. is unlikely to need a ground screen c. acts as anantennaarray d. must be horizontally polarized

Last Answer : c. acts as anantennaarray

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

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Last Answer : a. pass into a medium of different dielectric constant

The conditions for the production of constructive and destructive interference are reversed due to the fact that on striking the thin film -------. A. Two rays of splitted light undergo phase change of 180° B. One of two rays of splitted light undergo phase change of 180° C. Light is diffracted, light is polarized

Description : The conditions for the production of constructive and destructive interference are reversed due to the fact that on striking the thin film -------. A. Two rays of splitted light undergo phase ... two rays of splitted light undergo phase change of 180° C. Light is diffracted, light is polarized

Last Answer : A. Two rays of splitted light undergo phase change of 180°

An explorer is riding his camel in the desert. Up ahead he sees what appears to be a pool of water. He can tell if it is a real pool of water or a mirage by putting on his polarized sun glasses because: w) the mirage is polarized and reflections from the water are not x) reflections from water are polarized while the mirage is not y) neither are polarized so one will not be able to discern a difference z) both are polarized so one will not be able to discern a difference

Description : An explorer is riding his camel in the desert. Up ahead he sees what appears to be a pool of water. He can tell if it is a real pool of water or a mirage by putting on his polarized sun ... not be able to discern a difference z) both are polarized so one will not be able to discern a difference 

Last Answer : ANSWER: X -- REFLECTIONS FROM WATER ARE POLARIZED WHILE THE MIRAGE S NOT

Of the following, the type of wave that CANNOT be polarized is w) electromagnetic x) light y) sound z) radio

Description : Of the following, the type of wave that CANNOT be polarized is w) electromagnetic x) light y) sound z) radio

Last Answer : ANSWER: Y -- SOUND

An electromagnetic wave is ALWAYS: w) longitudinal x) polarized y) spherical z) transverse.

Description : An electromagnetic wave is ALWAYS: w) longitudinal x) polarized y) spherical z) transverse.

Last Answer : ANSWER: Z -- TRANSVERSE

Normal sunlight is non-polarized. Why are polarized sunglasses worn?

Description : Normal sunlight is non-polarized. Why are polarized sunglasses worn?

Last Answer : ANSWER: REFLECTED LIGHT FROM SMOOTH SURFACES IS POLARIZED

Which of these waves can be polarized ? (1) Sound waves in air (2) Longitudinal waves on a string (3) Transverse waves on a string (4) Light waves

Description : Which of these waves can be polarized ? (1) Sound waves in air (2) Longitudinal waves on a string (3) Transverse waves on a string (4) Light waves

Last Answer : Light waves

An elliptically (arbitrarily polarized wave c an be broken up into

Description : An elliptically (arbitrarily polarized wave c an be broken up into  a) Two circularly polarized components rotating in same direction b) Two circularly polarized components rotating in opposite directions c) Two stationary circularly polarized components d) None of these

Last Answer : An elliptically (arbitrarily polarized wave c an be broken up into Two circularly polarized components rotating in opposite directions 

A parallel polarized wave is incident from air into paraffin having relative permittivity 3, the value of its

Description : A parallel polarized wave is incident from air into paraffin having relative permittivity 3, the value of its Brewster angle is: (1) 0° (2) 30° (3) 45° (4) 60°

Last Answer : A parallel polarized wave is incident from air into paraffin having relative permittivity 3, the value of its Brewster angle is:60°