Description : Founded the wave theory of light a. Francesco Grimaldi b. Edward Appleton c. James Clerk Maxwell d. Christian Huygens
Last Answer : d. Christian Huygens
Description : Electromagnetic radiation theory was profounded by ______. A. Sir Edward Appleton B. Sir Isaac Newton C. James Clerk Maxwell D. Michael Faraday
Last Answer : C. James Clerk Maxwell
Description : The electromagnetic radiation theory was profounded by A. Sir Edward Appleton B. Guglielmo Marconi C. Heinrich Hertz D. James C. Maxwell
Last Answer : D. James C. Maxwell
Description : Which theory states that the light wave behaves as if it consists of many tiny particles? a. Huygen’s theory b. Wave theory of light c. Nyquist theory d. Quantum theory
Last Answer : d. Quantum theory
Description : The scientist who first sent electromagnetic waves to distant places is – (1) James Clerk Maxwell (2) Heinrich Hertz (3) Thomas Alva Edison (4) John Logie Baird
Last Answer : (3) Thomas Alva Edison Explanation: Radio is the transmission of single through free space by electromagnetic radiation of a frequency significantly below that of visible light, in the radio frequency range, from about 30 kHz to 300 GHz. Those waves are called radio waves.
Description : The scientist who first sent electromagnetic waves to distant places is (1) James Clerk Maxwell (2) Heinrich Hertz (3) Thomas Alva Edison (4) John Logie Baird
Last Answer : Thomas Alva Edison
Description : Any small element of space in the path of a wave may be considered as a source of secondary wavelet. A. De Morgan’s Principle B. Faraday’s Law C. Huygen’s Principle D. Fresnel’s Law of optics
Last Answer : C. Huygen’s Principle
Description : “Each point on a spherical wavefront may be considered a source of secondary spherical wavefronts”. This is known as the A. Snell’s law B. D’Alembert’s principle C. Appleton’s theory D. Huygen’s principle
Last Answer : D. Huygen’s principle
Description : Which theory states that the light wave behaves as if it consists of many tiny particles? ∙ a. Huygen’s theory ∙ b. Wave theory of light ∙ c. Nyquist theory ∙ d. Quantum theory
Last Answer : ∙ d. Quantum theory
Description : Who invented chloroform as anaesthetic? (1) James Simpson (2) Edward Jenner (3) Alexander Fleming (4) Christian Barnard
Last Answer : James Simpson
Description : Who invented vaccination? (1) James Simpson (2) Edward Jenner (3) Alexander Fleming (4) Christian Barnard
Last Answer : Edward Jenner
Description : What do you call the reflection of a part of incident light at the interface of two media that have different refractive indices? A. Snell’s reflection B. Fresnel reflection C. Lambertian reflection D. Huygen’s reflection
Last Answer : B. Fresnel reflection
Description : in 1656 Christian Huygens invented what type of timekeeper?
Last Answer : Pendulum clock
Description : What type of clock was invented in 1656 by Christian Huygens?
Last Answer : The pendulum clock
Description : Who invented aeroplane ? (1) Orville Wright and Wilbur Wright (2) Sir Frank Whittle (3) Michael Faraday (4) Christian Huygens
Last Answer : Orville Wright and Wilbur Wright
Description : in 1656 Christian Huygens invented what type of timekeeper
Description : What law does a light traveling in air optical fiber follow? A. Millman B. Snell’s C. Maxwell D. Huygen
Last Answer : B. Snell’s
Description : Light traveling in optical fiber follows which of the following principles. ∙ a. Huygen’s principle ∙ b. Reflection theory ∙ c. Light theory ∙ d. Snell’s law
Last Answer : d. Snell’s law
Description : The theory of spontaneous generation of life was experimentally disproved by: 1. Francesco Redi 2. Lamark 3. Leeuwenhock 4. Louis Pasteur Select the correct answer using the codes given below: (a) Only 1 (b) 2 and 3 (c) 1 and 4 (d) Only 4
Last Answer : Ans:(c)
Description : Whose principle or law states that each point on a wavefront may be considered a new wave source? Is it: w) Snell's Law x) Huygen's Principle y) Young's Law z) Hertz's Law.
Last Answer : ANSWER: X -- HUYGEN'S PRINCIPLE
Description : When did James Clark Maxwell die ?
Last Answer : James Clark Maxwell died in 189.
Description : What was James Clark Maxwell ?
Last Answer : James Clark Maxwell was a scientist.
Description : Electron was discovered by? A. Michael Faraday B. James Maxwell C. Yuri Gagarin D. J.J Thomson (Answer)
Last Answer : D. J.J Thomson (Answer)
Description : Which of the following names is not appropriate for the list? (A) James Maxwell (B) Henry Cavendish (C) Charles Darwin (D) Thomas Moore
Last Answer : D (D is a poet; the rest are scientists.)
Description : If someone were to write a biography about us, the following could be reported: #1 - All athletes, to reach their peak performance, must do me. #2 - Behind a groom is a best man, but behind a ... me in the town of Hooterville. Based on the biographical information above --- Who/what are we? -Riddles
Last Answer : We are Trains.
Description : During the British rule the only British King to visit India and hold his Darbar was: A. Edward VII B. George V C. James II D. Edward VI
Last Answer : ANSWER: B
Description : "World Economic Fourm”, which holds its annual sessions in Davos, Switzerland, was founded by: A. Henry Kissinger B. Konrad Adenaur C. Schwab Klaus D. Christian Blocher
Last Answer : ANSWER: C
Description : How do you warm an Appleton spiral cut ham?
Last Answer : I would put it in a low temputure oven covered with foil forabout 25-30 minuets.
Description : Golden Era of Microbiology period began with work of ---------- Scientist A Francesco Redi B Julius Petri C Robert Koch D Louis Pasteur
Last Answer : D Louis Pasteur
Description : First person to describe microorganisms A Carolus Linnaeus B Robert Hooke C Francesco Redi D Antony van Leeuwenhoek
Last Answer : B Robert Hooke
Description : Which of the following events occurred first? (1) DNA structure of genes was discovered by James D Watson and Francis Crick (2) Yuri Gagarin became the first man in space (3) World's first human heart ... by Dr. Christian Barnard (4) World's first test tube baby Louise Brown was born in U.K.
Last Answer : (1) DNA structure of genes was discovered by James D Watson and Francis Crick Explanation: Discovery of DNA structure of genes: 25 April, 1953; Yuri Gagarin's feat of becoming the first man in space: ... human heart transplant: 3 December, 1967; and World's first test tube baby: 25 July, 1978.
Description : Which of the following events occurred first ? (1) DNA structure of genes was discovered by James D Watson and Francis Crick (2) Yuri Gagarin became the first man in space (3) World's first human heart ... by Dr. Christian Barnard (4) World's first test tube baby Louise Brown was born in U.K
Last Answer : DNA structure of genes was discovered by James D Watson and Francis Crick
Description : The benefit of Maxwell equation is that a) Any parameter can be calculated b) Antenna can be designed c) Polarisation of the wave can be calculated d) Transmission line constants can be found
Last Answer : a) Any parameter can be calculated
Description : The Laplacian operator cannot be used in which one the following? a) Two dimensional heat equation b) Two dimensional wave equation c) Poisson equation d) Maxwell equation
Last Answer : d) Maxwell equation
Description : Coulomb law is employed in a) Electrostatics b) Magnetostatics c) Electromagnetics d) Maxwell theory
Last Answer : a) Electrostatics
Description : The main benefit of light-wave communications over microwaves or any other communications media is a. Lower cost b. Better security c. Wider bandwidth d. Freedom from interference
Last Answer : c. Wider bandwidth
Description : What is the term for the ratio of actual velocity at which a signal travels through a line to the speed of light in a vacuum? A. Velocity factor B. Characteristic impedance C. Surge impedance D. Standing wave ratio
Last Answer : A. Velocity factor
Description : What is the meaning of the term velocity factor of a transmission line? A. The ratio of the characteristic impedance of the line to the terminating impedance B. The index of shielding for coaxial ... The velocity of the wave on the transmission line divided by the velocity of light in a vacuum.
Last Answer : D. The velocity of the wave on the transmission line divided by the velocity of light in a vacuum.
Description : What is the meaning of the term velocity factor of a transmission line? A. The index of shielding for coaxial cable B. The velocity of the wave on the transmission line multiplied by the velocity of ... The velocity of the wave on the transmission line divided by the velocity of light in a vacuum
Last Answer : D. The velocity of the wave on the transmission line divided by the velocity of light in a vacuum
Description : The theory of monopolistic competition has been formulated in the United States of America by - (1) Joan Robinson (2) Edward Chamberlin (3) John Bates Clark (4) Joseph Schumpeter
Last Answer : (2) Edward Chamberlin Explanation: In treatments of monopolistic competition, Edward Chamberlin and Joan Robinson are usually credited with simultaneously and independently developing the theory of monopolistic ... can be regarded as the parents of the modern study of imperfect competition.
Description : Dependency theory was introduced by ____. (a) Andre Gunder Frank (b) Fanon (c) Samir Amin (d) Edward Said
Last Answer : (a) Andre Gunder Frank
Description : The theory of monopolistic competition has been formulated in the United States of America by (1) Joan Robinson (2) Edward Chamberlin (3) John Bates Clark (4) Joseph Schumpeter
Last Answer : Edward Chamberlin
Description : Why did James Oglethorpe founded the Georgia Colony?
Last Answer : to keep a refuge place for poor nice people