Materials and Components A leakage capacitor can be represented by a capacitance C and resistance R in parallel C. True False True False ANSWER DOWNLOAD EXAMIANS APP
Materials and Components The elements which become superconducting at extremely low temperatures are Insulators at room temperature Good conductors at room temperature Ferromagnetic at room temperature Relatively poor conductors at room temperature Insulators at room temperature Good conductors at room temperature Ferromagnetic at room temperature Relatively poor conductors at room temperature ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Piezoelectricity means the slight change in dimensions of a specimen when an electric field is applied. True False True False ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Which of the following are true for relative dielectric constant?1. It is dimensionless.2. It is equal to 1 for vacuum.3. It is equal to 1 for all substances. 1 and 2 only 2 and 3 only 1 and 3 only 1, 2 and 3 1 and 2 only 2 and 3 only 1 and 3 only 1, 2 and 3 ANSWER DOWNLOAD EXAMIANS APP
Materials and Components At room temperature the number of conducting electrons in an intrinsic semiconductor Is almost equal to the number of valence electrons Is small as compared to the number of valence electrons Is about half the number of valence electrons Is a very small fraction of the number of valence electrons Is almost equal to the number of valence electrons Is small as compared to the number of valence electrons Is about half the number of valence electrons Is a very small fraction of the number of valence electrons ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Ferrimagnetic materials have anti parallel orientation of equal moments of permanent dipoles. True False True False ANSWER DOWNLOAD EXAMIANS APP
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