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Hall effect is observed in a specimen (metal or semi conductor) when it is carrying current and is placed in a magnetic field. The resultant electric field inside the specimen is
Hall effect is observed in a specimen when it is carrying current and is placed in a magnetic field. The resultant electric field inside the specimen is
Ten new television shows appeared during the month of September. Five of the shows were sitcoms, three were hour-long dramas, and two were news-magazine shows. By January, only seven of these new shows were still on the air. Five of the shows that remained were sitcoms.
Aluminium bronze contains aluminium and copper in the ratio of
The machinability of aluminium increases when _________ is added to aluminium.
Which microscope is often used to view metal surfaces?
Wohler test is a destructive test to find out the __________ strength of a prepared metal specimen.
The behaviour of a metal specimen, which when plastically strained in tension reduces its yield stress in compression and vice versa; is termed as the
Bacteria that can not be seen under microscope in Gram stain smear are
It is difficult to "discern" the sample that is on the slide unless the microscope is adjusted. (Choose the best alternative that replaces quoted words)