Electromagnetic Field Theory Fleming's right hand rule may be applied to an electric generator to find out the direction of magnetic field. rotor rotation. induced emf. None of these magnetic field. rotor rotation. induced emf. None of these ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Two point charges (Q and – Q) are situated at the vertex of the square. If potential at another vertex is 2 V, so potential at opposite vertex (diagonally) is 2 V. Zero. 1 V. √ 2 V. 2 V. Zero. 1 V. √ 2 V. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The drawback of Daltons atomic structure is that, it says none of these. most of the volume of an atom is empty space. unique nature of atom. the atoms can neither be created nor be destroyed. none of these. most of the volume of an atom is empty space. unique nature of atom. the atoms can neither be created nor be destroyed. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Conductor is constant and field is varying then emf will be induced. This principle is called dynamically induced emf. virtually induced emf. None of these static induced emf. dynamically induced emf. virtually induced emf. None of these static induced emf. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory The shape of B-H curve for air gap is ellipse. parabola. straight line. hyperbola. ellipse. parabola. straight line. hyperbola. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A magnetic material has a total flux B of 80 micro Wb with an mmf of 160 AT. The reluctance in ampere turn per weber is 2 × 10-6. 2 × 108. 2 × 10-8. 2 × 106. 2 × 10-6. 2 × 108. 2 × 10-8. 2 × 106. ANSWER DOWNLOAD EXAMIANS APP