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What is the correct equation for beta (+) decay of europium 132? A. 63132Eu+10β+00v→62132Sm B. 63132Eu+10β+00v→64132Cd C. 63132Eu→10β+00v+62132Sm D. 63132Eu→10β+00 V+64132Cd QUESTION 4 A nucleus has mass number =204 and a nuclear mass of 3.38595×10−25 kg. The total binding energy is 2.606×10−10 J. assume: neutron mass =1.6749×10−27 kg proton mass =1.6726×10−27 kg What is the element? A. Mercury B. Bismuth C. Thallium D. Lead
Which of the following is a nuclear fusion reaction? A. 1311∗→13153+Y B. 23He+23He→24He+11H+11H C. 1n+2350→56141Ba+3692kr+3(01n) D. 56144Ba→−10β+00Vˉ+57144La QUESTION 6 A charged particle passes through a bubble chamber. The particle's track spirals into circular motion with a decreasing radius. What could explain this track? Increasing speed as the particle passes through an electric field. Decreasing speed as the particle passes through an electric field. Increasing speed as the particle passes through a magnetic field. Decreasing speed as the particle passes through a magnetic field.
In the year 2015 , a sample of strontium 90 (which has a half-life of 29 years) has activity of 100 Bq. In what year would this sample of strontium 90 have activity =300 Bq ? A. 2105 B. 2061 C. 1925 D. 1969 QUESTION 8 According to the Standard Model of Physics, which of the following particles are examples of fundamental constituents of matter? A. electrons and neutrinos B. protons and neutrons C. alpha, beta and gamma particles D. positrons and antineutrinos