NDA Government Jobs Exams

In India, distribution of electricity for domestic purpose is done in the of
(A) 220 V ; 50 Hz (B) 110 V ; 60 Hz
(C) 220 V ; 60 Hz (D) 110 V ; 50 Hz

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NDA Other Question

The process of nuclear fusion in the sun requires
(A) very high temperature and very high pressure
(B) low temperature and high pressure
(C) high temperature and low pressure
(D) very high temperature and no pressure The earth's magnetic field is approximately -
(A) 1 Tesla (B) 2 Gauss
(C) 104 Tesla (D) 1 Gauss