Electric charge and field objective question
WebDec 6, 2024 · It is a vector quantity whose direction is from negative to positive charge. Electric field intensity at P due to +q charge is Electric field intensity at P due to -q … WebFeb 24, 2024 · Electric Charges and Fields Class 12 MCQs Questions with Answers. Question 1. (d) same. Question 2. If electric flux through a closed surface is zero. It …
Electric charge and field objective question
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WebAnswer: (c) C 2 N -1 m -2. 10. Pick the true statements about electric field lines. It provides information about the direction of the electric field. Electric field lines provide … WebMay 8, 2024 · The conservation of electric charge implies that: (a) Charge can’t be created. (b) Charge can’t be destroyed. (c) The number of charged particle in the …
WebGeneral Instructions. Your test contains multiple-choice questions with only one answer type questions. There are a total of 20 questions. This is a 40 min test. Please make … WebFeb 24, 2024 · Here we have covered Important Questions on Electric Charges and Fields for Class 12 Physics subject. Physics Important Questions Class 12 are given below. Multiple Choice Questions (MCQ I) In Fig.1.1, two positive charges q 2 and q 3 fixed along the y axis, exert a net electric force in the + x direction on a charge q 1 fixed …
WebA charge q is uniformly distributed on a thin rod of mass m and length I that stays at rest in free space. Two regions of uniform electric field of intensity E are created on both sides of the rod as shown in the figure. In the region of width L where the rod is initially placed, there is no electric field. Weba. the electric field is constant in magnitude and direction. b. the electric charge is constant in magnitude and direction. c. maximum work against electrical forces is required to move a charge at …
WebSep 5, 2024 · An electric dipole with dipole moment 4 x 10-9 C m is aligned at 30° with the direction of a uniform electric field of magnitude 5 x 10-4 NC. Calculate the magnitude of the torque acting on the dipole. Answer: Here, p = 4 x 10 -9 Cm, E = 5 x 10 4 NC -1 ,θ = 30°, τ = ? Using the formula, x = pE sin θ, we get. τ = 4 x 10 -9 x 5 x 10 4 x sin ...
Web27. An electrical generator ________. is a generator powered by electricity. must be turned by hand. converts other sources of power into electrical power. uses magnetism to create electrons. 28. A step-up transformer increases the. voltage from power lines for use in … fprp acronymWebSep 1, 2024 · Answer. Question 33. The ratio of electric force between two electrons to the gravitational force between them is of the order: (a) 10 42. (b) 10 39. (c) 10 36. (d) 1. Answer. We hope the given NCERT MCQ Questions for Class 12 Physics Chapter 1 Electric Charges and Fields with Answers Pdf free download will help you. blaesing promotions llcWebStatic electricity test questions - AQA 1 What is the charge on the electron? Negative Neutral Positive 2 During the process of charging by friction, which particle is transferred? Protons... blaesoxipha fletcheriWebNov 22, 2024 · Solution: the electric potential difference \Delta V ΔV between two points where a uniform electric field E E exists is related together by E=\frac {\Delta V} {d} E = dΔV where d d is the distance … fpr pd7a 3.1 bWebMay 15, 2024 · Question 1. How will the radius of a flexible ring change if it is given positive charge? Answer : Increases due to repulsion Question 2. A positively charged glass rod attracts a suspended ball of straw. Can we conclude that the ball is negatively charged? Answer Yes, because unlike charges attract each other. blaesihofWebDec 6, 2024 · Electric Charges and Fields Class 12 Important Questions Very Short Answer Type Question 1. Which orientation of an electric dipole in a uniform electric field would correspond to stable equilibrium ? (All India 2008) Answer: When dipole moment vector is parallel to electric field vector Question 2. fprp financeWebBut electric field will change at the surface as another charge present will effect the electric field intensity If any another charge is placed inside the surface. As per gauss law, Flux will change. Electric field will also … blaeser insurance agency llc