Agniveer Navy Science & Technology — practice questions
19 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice Agniveer Navy Science & Technology in the app →The Sanskrit text in which Acharya Kanada's atomic ideas are recorded is:In which year did John Dalton propose his atomic theory based on scientific experiments?Who discovered the **electron** and in which year?In a cathode ray tube, the rays move from:Cathode rays are streams of:The charge of an electron, by convention, is:The actual magnitude of the charge of an electron in coulombs is approximately:J. J. Thomson received the Nobel Prize in Physics in:Thomson's model of the atom is also called the:The famous **gold foil experiment** was conducted in 1911 by:From the gold foil experiment, Rutherford concluded that the positive charge of an atom is:Why is Rutherford's atomic model called the **planetary model**?In Rutherford's atomic model, most of the mass of the atom is concentrated in:An atom is electrically neutral because:A region of lower pressure (and density) in a sound wave is called a:The number of complete oscillations per second is called the:Sound of frequency below 20 Hz is called:Using v ≈ 340 m/s in air, the minimum distance to a reflecting wall for a clear echo (sound goes and returns iIf 600 J of work is done in 30 s, the power developed is: