This set of Class 12 Physics Chapter 3 Multiple Choice Questions & Answers (MCQs) focuses on “Current Electricity”. These MCQs are created based on the latest CBSE syllabus and the NCERT curriculum, offering valuable assistance for exam preparation. 1. What is the SI unit of current? a) Coulomb (C) b) Ampere (A) c) Farad (F) … Read more
This set of Class 12 Physics Chapter 2 Multiple Choice Questions & Answers (MCQs) focuses on “Van de Graff Generator”. 1. What is the use of a Van de Graff generator? a) Van de Graff generator is used to create a large amount of current b) Van de Graff generator is used to create a … Read more
This set of Class 12 Physics Chapter 2 Multiple Choice Questions & Answers (MCQs) focuses on “Energy Stored in a Capacitor”. 1. Pick out the expression for energy stored in a capacitor from the following. a) U = 2CV2 b) U = (Q2C) c) U = (QV) d) U = 2. Find the energy stored … Read more
This set of Class 12 Physics Chapter 2 Multiple Choice Questions & Answers (MCQs) focuses on “Combination of Capacitors”. 1. What is the equivalent capacitance when the 2 capacitors are connected in series? a) Cs = C1 + C2 b) Cs = c) Cs = C1 + d) Cs = + C2 2. Find the … Read more
This set of Class 12 Physics Chapter 2 Multiple Choice Questions & Answers (MCQs) focuses on “Effect of Dielectric on Capacitance”. 1. What is the dielectric constant of the medium if the capacitance of a parallel plate capacitor increases from 40F to 80F on introducing a dielectric medium between the plates? a) 20 b) 0.5 … Read more
This set of Class 12 Physics Chapter 2 Multiple Choice Questions & Answers (MCQs) focuses on “Parallel Plate Capacitor”. 1. Identify the simplest and the most widely used capacitor among the following. a) Electrolytic capacitor b) Spherical Capacitor c) Parallel plate capacitor d) Cylindrical capacitor 2. How is the electric field between the two plates … Read more
This set of Class 12 Physics Chapter 2 Multiple Choice Questions & Answers (MCQs) focuses on “Capacitors and Capacitance”. 1. What is the dimensional formula of capacitance of a capacitor? a) M1L2T-4I-2 b) M-1L-2T4I2 c) M-1L-2T6 d) M-2L2T4 2. When ‘n’ capacitors are connected in series the total capacitance(C) of the combination is given by … Read more
This set of Class 12 Physics Chapter 2 Multiple Choice Questions & Answers (MCQs) focuses on “Dielectrics and Polarisation”. 1. In which type of molecule positive and negative charges coincide with each other? a) Polar b) Unipolar c) Non-polar d) Bipolar 2. What is the ratio of the polarization to εo times the electric field … Read more
This set of Class 12 Physics Chapter 2 Multiple Choice Questions & Answers (MCQs) focuses on “Electrostatics of Conductors”. 1. What is the net electrostatic field in the interior of a conductor? a) Positive b) Negative c) Zero d) Depends on the nature of the conductor 2. What is the electric field in the cavity … Read more
This set of Class 12 Physics Chapter 2 Multiple Choice Questions & Answers (MCQs) focuses on “Potential Energy in an External Field”. 1. Pick out the expression of electric potential energy from the following. a) U = b) U = 1 × (4πεo) × [ ] c) U = d) U = × [q1q2] 2. … Read more
