Title Physics Ultra HD Maps.pdf ✅

2 Physical World NCERT Maps 1. Natural sciences does not include [NCERT Pg. 2] (1) Physics (2) Chemistry (3) Biology (4) Social Science 2. Principal thrusts in Physics are [NCERT Pg. 2] (1) Unification (2) Reduction (3) Both (1) and (2) (4) None of the above 3. Attempt to explain diverse physical phenomenon in terms of a few concepts and laws is called [NCERT Pg. 2] (1) Unification (2) Reduction (3) Fusion (4) All of the above 4. Classical Physics mainly deals with [NCERT Pg. 3] (1) Microscopic phenomenon (2) Macroscopic phenomenon (3) Atomic phenomenon (4) Heisenberg’s uncertainty principle 5. Among the following, choose the incorrect statement [NCERT Pg. 3] (1) The microscopic domain of physics deals with the constitution and structure of matter at the minute scales of atoms and nuclei (2) Classical Physics deals mainly with macroscopic phenomena and includes subjects like Mechanics, Electrodynamics, Optics and Thermodynamics (3) Both of the above (4) None of the above 6. Phenomenon of neutron induced fission of uranimum, which serves as a basis of nuclear power reactors and nuclear weapons, was discovered by [NCERT Pg. 5] (1) Hahn and Meitner (2) Einstein (3) Neils Bohr (4) Nicholas Tesla 7. Among the following, the scientists are matched with their major contribution or discovery. Which among the following is incorrectly matched? [NCERT Pg. 5] A Archimedes Principle of Buoyancy B Christiaan Huygens Wave Theory of Light C J.C.Bose X-rays D Albert Einstein Theory of Relativity (1) A (2) B (3) C (4) D 8. Among the following scientists, the one who is credited for the contribution to theory of condensed matter is [NCERT Pg. 6] (1) Ernest Orlando Lawrence (2) C.V. Raman (3) Ernest Rutherford (4) Lev Davidovich Landau 9. Full form of LASER is [NCERT Pg. 7] (1) Light amplification by shorted extraction of rays (2) Light amplification by stimulated emission of radiation (3) Long absorption of silent extraction of radiation (4) None of the above 10. Choose the incorrect statement among the following in relation to the electromagnetic waves. [NCERT Pg. 8] (1) Electromagnetic force do not require intervening medium (2) They act over large distances (3) Electromagnetic force is weaker than the gravitational forces (4) Electromagnetc forces may be attractive or repulsive