Materials and Components The number of protons in a copper atom are 9 11 29 2 9 11 29 2 ANSWER DOWNLOAD EXAMIANS APP
Materials and Components The rule that resistivity of conductors can be separated into two parts viz. temperature independent and temperature dependent is known as Debye rule Curie rule Matthiessen’s rule Onne’s rule Debye rule Curie rule Matthiessen’s rule Onne’s rule 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 3 only 2 and 3 only 1 and 2 only 1, 2 and 3 1 and 3 only 2 and 3 only 1 and 2 only 1, 2 and 3 ANSWER DOWNLOAD EXAMIANS APP
Materials and Components The materials which become polarized on the application of mechanical stress are called piezoelectric. False True False True ANSWER DOWNLOAD EXAMIANS APP
Materials and Components The resistance of a photoconductor May increase or decrease with increase in light intensity Increases with increase in light intensity Remains constant Decreases with increase in light intensity May increase or decrease with increase in light intensity Increases with increase in light intensity Remains constant Decreases with increase in light intensity ANSWER DOWNLOAD EXAMIANS APP
Materials and Components Piezoelectricity means the slight change in dimensions of a specimen when an electric field is applied. False True False True ANSWER DOWNLOAD EXAMIANS APP
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