Class 12th Physics
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9. RAY OPTICS AND OPTICAL INSTRUMENTS( Objective Question Answer 2022 )
1. Which of the following is not a property of light ? (A) It can travel through vacuum (B) It…
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8. ELECTROMAGNETIC WAVES( Objective Question Answer 2022 )
1. The dimensional formula of E is : (A) [MLT-2A-1] (B) [MLT-3A-1] (C) [MLT-2A-2] (D) None of these Answer тЗТ…
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7. ALTERNATING CURRENT( Objective Question Answer 2022 )
1. Power factor of an ac circuit is a measure of: (A) virtual power (B) power lost in the circuit…
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6. ELECTROMAGNETIC INDUCTION( Objective Question Answer 2022 )
1. Which of the following is not equal to a henry ? Answer тЗТ C 2. 1 henry is equal…
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5. MAGNETISM AND MATTER( Objective Question Answer 2022 )
1. Which of the following has a low value in ferrites ? (A) Conductivity (B) Permeability (C) Magnetic susceptibility (D)…
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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…
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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…
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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]…
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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)…
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class 12 physics chapter 1 ( рд╡рд┐рдзреБрдд рдЖрд╡реЗрд╢ рддрдерд╛ рдХреНрд╖реЗрддреНрд░ ) Objective Question Hindi
1. рдХрд┐рд╕реА рд╡рд╕реНрддреБ рдкрд░ рдЖрд╡реЗрд╢ рдХреА рдиреНрдпреВрдирддрдо рдорд╛рддреНрд░рд╛ рдХрдо рдирд╣реАрдВ рд╣реЛ рд╕рдХрддреА рд╣реИ (A) 1.6 x 10-19 рдХреВрд▓рдореНрдм рд╕реЗ (B)…
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