Description : What is Electric field intensity at a point a hollow charged spherical conductor?
Last Answer : Is zero
Description : 1. What is Electric field intensity at a point a hollow charged spherical conductor? 2. How many member country were founder of the Southern African Development Community? 3. In which year Swarn ... ? 20. What was the earliest public association formed in the history of modern India in 1837?
Last Answer : Answer : 1. Is zero 2. 8 3. April 1999 4. Dykes 5. Ramtanu Pande 6. Inoculation against cholera 7. President 8. Silver Iodide (Agl) 9. Bolivia 10. Third Battle of Panipat 11. ... . Indirectly 17. First decreases then increases 18. Central Statistical Organisation 19. 12 20. The Landholder's Society
Description : If a positively charged body is placed inside a spherical hollow conductor, what will be the polarity of charge inside and outside the hollow conductor ? (a) Inside positive, outside negative (b) Inside negative, outside positive (c) Both negative (d) Both positive
Last Answer : The polarity of the charge will positive
Description : A hollow sphere of copper is positively charged, Then what will the electric field be inside the sphere? -Do You Know?
Last Answer : answer:
Description : A hollow sphere of copper is positively charged, Then what will the electric field be inside the sphere?
Last Answer : Zero
Description : 1. A hollow sphere of copper is positively charged, Then what will the electric field be inside the sphere? 2. How many States of the U.S.A. are not attached to its mainland? 3. What ... two months of scanty rainfall in a year? 20. Who was the first Muslim President of Indian National Congress?
Last Answer : Answer : 1. Zero 2. Two 3. Balwant Rai Mehta 4. Aravallis 5. Muhammad Shah 6. Escherichia coli 7. English 8. Producer gas 9. Hoogli 10. Bijapur 11. Orient Express 12. Thales 13. Electrons ... Sea 15. French 16. Speaker 17. Effective voltage 18. 6 months imprisonment 19. Pulse 20. Badruddin Tyyabji
Description : In a charged hollow metal conductor, the charge is w) on the inside surface only x) on both the inside and outside surfaces y) on the outside surface only z) only between the inside and outside surfaces
Last Answer : ANSWER: Y -- ON THE OUTSIDE SURFACE ONLY
Description : Find the height of an infinitely long conductor from point P which is carrying current of 6.28A and field intensity is 0.5 units. a) 0.5 b) 2 c) 6.28 d) 1
Last Answer : b) 2
Description : Morphogenetic movements convert hollow spherical blastula into
Last Answer : Morphogenetic movements convert hollow spherical blastula into A. Gastrula B. Morula C. Neurula D. Embryonic disc
Description : How is the electric potential at the centre of a charged conductor?
Last Answer : Same as on the surface
Description : The magnetic field intensity will be zero inside a conductor. State true/false. a) True b) False
Last Answer : b) False
Description : The electric field inside a hollow conducting sphere ________ A) Depends on the diameter of the sphere B) Varies according to the direction of earth’s magnetic poles C) Is zero D) None of these
Last Answer : The electric field inside a hollow conducting sphere Is zero
Description : Find the electric flux density surrounding a material with field intensity of 2xyz placed in transformer oil ( εr = 2.2) at the point P(1,2,3) is (in 10 -10 units) a) 2.1 b) 2.33 c) 2.5 d) 2.77
Last Answer : c) 2.5
Description : Where is the intensity of the earth’s gravitational field maximum? -Do You Know?
Description : The intensity of a magnetic field is defined as the force experienced by which pole? -Do You Know?
Description : Find the resistance of a hollow cylindrical conductor of length 1.0m and inner and outer radii 1.0mm and 2.0mm respectively. The resistivity of the ma
Last Answer : Find the resistance of a hollow cylindrical conductor of length 1.0m and inner and outer radii 1.0mm and 2 ... the material is `2.0xx10^(-8)(Omega)m`.
Description : Why generator stator having alternate arrangements of hollow and solid conductor?
Last Answer : It ensures an optimum solution for increasing current and to reduce losses.
Description : Knot is a measure of – (1) The speed of ship (2) The curvature of spherical objects (3) Solar radiation (4) Intensity of earthquake shock
Last Answer : (1) The speed of ship Explanation: The knot (pronounced not) is a unit of speed equal to one nautical mile (1.852 km) per hour, approximately 1.151 mph. There is no standard abbreviation but km is commonly used. The knot is a non-SI unit accepted for use with the International System of Units (SI).
Description : In Fraunhofer diffraction wave front used is __________. A. Spherical B. Circular C. Plane D. Conical 71.In diffraction pattern of monochromatic light the bright bands formed are __________. A. of uniform intensity B. of non-uniform intensity C. of uniform width D. is of different colors
Last Answer : A. of uniform intensity
Description : Knot is a measure of (1) The speed of ship (2) The curvature of spherical objects (3) Solar radiation (4) Intensity of earthquake shock
Last Answer : The speed of ship
Description : T.V. transmission cannot cover a very large area because _____ A. The strength of T.V. waves is very limited B. Picture cannot be transmitted clearly after a specific distance C. The shape of the earth is spherical D. The air is not a good conductor of light and sound/waves
Last Answer : ANSWER: C
Description : T.V. transmission cannot cover a very large area because A. the strength of T.V. waves is very limited B. picture cannot be transmitted clearly after a specific distance C. the shape of the earth is spherical (Answer) D. the air is not a good conductor of light and sound/waves
Last Answer : C. the shape of the earth is spherical (Answer)
Description : The power of a wave with electric field intensity of 3 units in air is a) 0.01 b) 0.03 c) 0.05 d) 0.07
Last Answer : a) 0.01
Description : When electric potential is null, then the electric field intensity will be a) 0 b) 1 c) dA/dt d) –dA/dt
Last Answer : d) –dA/dt
Description : The line integral of the electric field intensity is a) Mmf b) Emf c) Electric potential d) Magnetic potential
Last Answer : b) Emf
Description : The electric field intensity of a field with velocity 10m/s and flux density of 2.8 units is a) 0.28 b) 28 c) 280 d) 10/2.8
Last Answer : b) 28
Description : Find the electric field intensity of a charge 2.5C with a force of 3N. a) -7.5 b) 7.5 c) 2.5/3 d) 3/2.5
Last Answer : d) 3/2.5
Description : Which quantity is solenoidal in the electromagnetic theory? a) Electric field intensity b) Electric flux density c) Magnetic field intensit d) Magnetic flux density
Last Answer : d) Magnetic flux density
Description : Find the Maxwell first law value for the electric field intensity is given by A sin wt az a) 0 b) 1 c) -1 d) A
Last Answer : a) 0
Description : The curl of the electric field intensity is a) Conservative b) Rotational c) Divergent d) Static
Last Answer : b) Rotational
Description : Calculate the electric field intensity of a line charge of length 2m and potential 24V. a) 24 b) 12 c) 0.083 d) 12.67
Last Answer : b) 12
Description : The electric field intensity of a surface with permittivity 3.5 is given by 18 units. What the field intensity of the surface in air? a) 5.14 b) 0.194 c) 63 d) 29
Last Answer : c) 63
Description : Which component of the electric field intensity is always continuous at the boundary? a) Tangential b) Normal c) Horizontal d) Vertical
Last Answer : a) Tangential
Description : If the electric potential is given, which of the following cannot be calculated? a) Electrostatic energy b) Electric field intensity c) Electric flux density d) Permittivity
Last Answer : a) Electrostatic energy
Description : Calculate the energy in an electric field with permittivity of 56 and field intensity of 36π(in μJ) a) 3.16 b) 5.16 c) 7.16 d) 9.16
Last Answer : a) 3.16
Description : Calculate the energy in an electric field with flux density 6 units and field intensity of 4 units. a) 12 b) 24 c) 36 d) 48
Last Answer : a) 12
Description : Dipole moments are used to calculate the a) Electric field intensity b) Polarisation patterns c) Strength of the dipole in the field d) Susceptibility
Last Answer : b) Polarisation patterns
Description : Find the current density of a material with resistivity 20 units and electric field intensity 2000 units. a) 400 b) 300 c) 200 d) 100
Last Answer : d) 100
Description : If potential V = 20/(x 2 + y 2 ). The electric field intensity for V is 40(x i + y j)/(x 2 + y 2 ) 2 . State True/False. a) True b) False
Last Answer : a) True
Description : The electric field intensity is the negative gradient of the electric potential. State True/False. a) True b) False
Description : The electric flux density and electric field intensity have which of the following relation? a) Linear b) Nonlinear c) Inversely linear d) Inversely nonlinear
Last Answer : a) Linear
Description : The tangential component of electric field intensity is always continuous at the interface. State True/False. a) True b) False
Description : Gauss law cannot be used to find which of the following quantity? a) Electric field intensity b) Electric flux density c) Charge d) Permittivity
Last Answer : d) Permittivity
Description : Find the electric field intensity of transformer oil (εr = 2 approx) with density 1/4π (in 10 9 units) a) 2.5 b) 3.5 c) 4.5 d) 5.5
Last Answer : c) 4.5
Description : The electric flux density is the a) Product of permittivity and electric field intensity b) Product of number of flux lines and permittivity c) Product of permeability and electric field intensity d) Product of number of flux lines and permeability
Last Answer : a) Product of permittivity and electric field intensity
Description : In electromagnetic waves, the electric field will be perpendicular to which of the following? a) Magnetic field intensity b) Wave propagation c) Both H and wave direction d) It propagates independently
Last Answer : c) Both H and wave direction
Description : Electric field intensity due to infinite sheet of charge σ is a) Zero b) Unity c) σ/ε d) σ/2ε
Last Answer : d) σ/2ε
Description : What is the electric field intensity at a distance of 20cm from a charge 2 X 10 -6 C in vacuum? a) 250,000 b) 350,000 c) 450,000 d) 550,000
Last Answer : c) 450,000
Description : Find the electric field intensity of two charges 2C and -1C separated by a distance 1m in air. a) 18 X 10 9 b) 9 X 10 9 c) 36 X 10 9 d) -18 X 10 9
Last Answer : b) 9 X 10 9
Description : The electric field intensity is defined as a) Force per unit charge b) Force on a test charge c) Force per unit charge on a test charge d) Product of force and charge
Last Answer : c) Force per unit charge on a test charge