Chapter 10 SEMI CONDUCTOR MATERIALS MCQs

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1. . Shape of a crystal is simple cubic when one atom lies at its:





2. . Band theory of solids has explained the behaviour of:





3. . Which of the following has the greatest energy gap:





4. . The substances having intermediate values of resistivity are called:





5. . An N-type semiconductor is obtained by adding impurity:





6. . A P-type semiconductor is obtained by adding impurity in the form of:





7. . A forward biased diode has resistance:





8. . A semiconductor diode conducts only when it is:





9. . The reverse current through a semiconductor diode is due to:





10. . Photovoltaic cell is a device which converts:





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