Which of the following devices cannot convey from d.c. to a.c. ?
AMercury arc rectifier
BMotor convertor
CMotor generator
DAll of the above
AMercury arc rectifier
BMotor convertor
CMotor generator
DAll of the above
Related Questions:
Directions: In the question below is given a statement followed by two conclusions numbered I and II. You have to assume everything in the statement to be true, then consider the two conclusions together and decide which of them logically follow beyond a reasonable doubt from the information given in the statement.
Statement: The education system in India needs to emphasize areas related to agriculture, technology, and tourism instead of basic and pure sciences.
Conclusions :
I. We have already excelled in these fields.
II. We need another green revolution to feed our burgeoning population and our youth, which makes 50% of our population.