PGTRB PHYSICS QUIZ-01 By Tamil Madal - February 6, 2021 0 19 FacebookTwitterPinterestWhatsApp Welcome to your PGTRB PHYSICS QUIZ-01 1. Absolute zero is 0° C 273 K 100 K -273° C 2. What is MRI? Magnetic Resonance in Intestines Magnetic Record of Intestines Magnetic Recording of Investigations Magnetic Resonance Imaging 3. Light from the sun reaches earth in about 2 minutes 8 minutes 7 minutes 1 minutes 4. Rocket operates (works) on the principle of Energy conservation Momentum conservation Bernoulli’s theorem Avogadro’s concept 5. The product of the moment of inertia and the angular acceleration is Angular momentum Torque Force Work 6. Which of the following device is fully duplex? Mobile phone Walky-talky Loud speaker Radio 7. Thermosphere is the ___ layer of atmosphere above the surface of our earth. Third Second First Fourth 8. Who invented the laser? Sir Frank Whittle Charles H. Townes Seymour Cray Fred Morrisson 9. The maximum displacement of a particle in the upward direction is Crest Node Trough Wavelength Time is Up! Time's up
