physics objective class 12 bihar board
4. MOVING CHARGES AND MAGNETISM ( Objective Question Answer 2022 )
1. The current sensitivity of a moving coil galvanometer increases with decrease in : (A) magnetic field (B) area of…
Read More »3. CURRENT ELECTRICITY ( Objective Question Answer 2022 )
1. The speed at which the current travels in a conductor is nearly : (A) 3 x 104 ms-1…
Read More »2. ELECTROSTATIC POTENTIAL AND CAPACITANCE ( Objective Question Answer 2022 )
1. The dimensions of fall of potential per unit distance are given by : (A) [MLT-3A-1] (B) [ML2T-2A-1] (C) [ML2T-2A-3]…
Read More »1. ELECTRIC CHARGES AND FIELDS ( Objective Question Answer 2022 )
1. Which one of the following is the unit of electric field ? (A) Coulomb (B) Newton (C) Volt (D)…
Read More »12. ATOMS( Objective Question Answer 2022 )
1. Who explained the splitting of special lines in magnetic field ? (A) Zeeman (B) Bohr (C) Summerfield (D)…
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