Electromagnetic Field Theory It was suggested by _____________ that the electric field should be imagined to be divided into tubes of force containing a fixed number of line of force Faraday. Newton. Kelvin. all of above. Faraday. Newton. Kelvin. all of above. 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 1 V. Zero. 2 V. √ 2 V. 1 V. Zero. 2 V. √ 2 V. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A metal sphere with 1 m radius and a surface charge density of 10 coulombs/m2 is enclosed in a cube of 10 m side. The total outward electric displacement normal to the surface of the cube is 10 C. None of above. 40π C. 5 C. 10 C. None of above. 40π C. 5 C. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory A fan blade of length 2R rotates in a time period T in a magnetic field B. The induced voltage in the blade is proportional to R2B / T. RBT. 2RBT. R2BT. R2B / T. RBT. 2RBT. R2BT. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Find H for centre of solenoid having finite length d = 1 unit where N = no of turns = 500, I = 2 A. None of these. 1000. 500. 100. None of these. 1000. 500. 100. ANSWER DOWNLOAD EXAMIANS APP
Electromagnetic Field Theory Electric flux in coulombs emanating from any surface of a cube containing C coulombs of charge at its centre is Q / 4π. Q / 6ε. Q / 6. 4πQ / 6ε. Q / 4π. Q / 6ε. Q / 6. 4πQ / 6ε. ANSWER DOWNLOAD EXAMIANS APP
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