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PYQ 1200 Q/A Part - 1
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PYQ 1200 Q/A Part - 3
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PYQ 1200 Q/A Part - 5
Kerala PSC General Science Book Study Materials Page 180
Book's First Page(c) Chadwick (d) Newton Ans: (c) 174. For a particle revolving in a circular path the acceleration of the particle is: [NDA 2010] (a) along the tangent (b) along the radius (c) zero (d) along the circumference of the circle Ans: (b) 175. The size of the atomic nucleus is in the order of : [RRB ASM/GG 2004] (a) 10-10 meter (b) 10-9 meter (c) 10-3 meter (d) 10-15 meter Ans: (d) 176. Who was the inventor of positron? [RRB ASM 2004] (a) Rutherford (b) J.J. Thomson (c) Chadwick (d) Anderson Ans: (d) 177. The antiparticle of the electron is called: (a) positron (b) neutrino (c) meson (d) antineutrino Ans: (a) 178. Who was the inventor of neutrino? (a) Pauli (b) Fermi (c) Anderson 179