PPSC Physics Full Book With Answers

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PPSC Physics Full Book

Sr. # Questions Answers Choice
1 The first demonstration of wave nature of light was provided in 1801 by the experiment of HHuygen Thomas young Fresnel Maxwell
2 The diffraction of light was discovered by Newton Young Francesco Grimaldi Hertz
3 The wave nature of light was proposed by Thomas Young Fresnel Maxwell Huygen
4 The corpusclular nature of light was given by Huygen Maxwell Newton Thomas Young
5 Polaroid's were invented in 1787 1887 1897 1929
6 Interference effects of light were verified by Thomas Young Newton Bragg Huygen
7 Every point on any wave front can be considered as a new source of waves This statement is known as. Huygen's wave theory Michelson's wave theory Remain's effect Rayligh's wave theory
8 Light travels perpendicular to electric and magnetic fields and requires no material medium, was proposed by. Einstein Max planck Maxwell Bragg
9 The study of atomic structure of crystals by x rays was initiated by. Mosely Young Huygen Bragg
10 Which scientist announced for the first time that the universe is expanding. Einstein Newton Edward Hubble Karl Marx
11 Who introduced the concept that an atom possesses quantized energy levels. Fermi Newton Bohr Einstein
12 Which of the following pair is correct. Rutherford - x-rays Roentgen - Electron Chadwick - Neutron J.J. Thomson -Photon
13 Who first studied the visible region of hydrogen spectrum. Lyman Pfund Balmer Brackett
14 What invention is generally referred to as the first capacitor. Mason Jar Kleist Jar Layden Jar Ohm Jar
15 Who developed the world's first vacuum pump in 1650. Otto vori Guricke Lord Kelvin Saadi Carnot James maxwell
16 Who originated the idea of heat death of the universe is 1852 Lord Kelvin James thomson John Thomson Saadi Carnot
17 Who invented the first closed tube thermometer in 1713 Gabried Fahrenheit Galileo anders Celsius Lord Kelvin
18 Who explained the Fraunhofer lines in the spectrum of solar radiations. Wein Stefan Fraunhofer Kirchoff
19 Who provided theoretical explanation of a blackbody spectrum. Einstein Planck Wien stefan
20 Who developed hypothetical heat engine that has the maximum possible efficiency in 1824 Saadi carnot August Otto rudolf Diesel Kari Benz
21 Michelson's interferometer was devised in. 1801 1825 1867 1881
22 Wave theory of light was proposed by Newton Thomas Young Maxwell Huygen
23 Young's double slit experiment was performed in 1801 1916 1901 1934
24 The discovery of interference of light was made possible in. 1801 1901 1825 1925
25 Who proposed that light energy travels in space by means of wave motion. Maxwell Planck De-Broglie Huygen
26 Who gave the idea of matter wave. De Broglie Planck Einstein Huygen
27 The law of gravitation was introduced by Huygen Boyle Newton Pascal
28 The law of inertia was first time formulated by Galileo Newton Kepler Planck
29 Who was the author of Mathematical principles of Natural philosophy. Kepler Einstein Max Planck Newton
30 Abu abdullah ibn Jabir Al battani was the greatest Philospher Mathematician Astronomer Palmist
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