As the viscosity of a liquid increases, the relaxation time remains constant inc

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Question
As the viscosity of a liquid increases, the relaxation time
Options
A. remains constant
B. increases
C. decreases
D. first decreases then increases

Correct Answer

increases

Explanation

Relaxation time increases with viscosity.

Materials and Components problems

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1. At room temperature the number of conducting electrons in an intrinsic semiconductor
Options
A. is almost equal to the number of valence electrons
B. is about half the number of valence electrons
C. is small as compared to the number of valence electrons
D. is a very small fraction of the number of valence electrons

3. Above a certain temperature, the specific heat of a metal becomes constant. This temperature is called
Options
A. Debye temperature
B. Curie temperature
C. Neel temperature
D. Transition temperature

5. In solid insulator materials having only one kind of atom, the types of polarization which exist are
Options
A. electronic only
B. electronic and ionic
C. electronic, ionic and permanent
D. electronic and permanent

8. If the radius of electron cloud around the nucleus of a rare gas atom is R, the electronic polarizability of the atom is porportional to
Options
A. R
B. R²
C. R³
D.

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