A radioactive isotope that emits a gamma quantum will change in what respect?
a. Atomic number increases by one.
b. Atomic mass number decreases by one.
c. Atomic number decreases by one.
d. None of these choices are valid.
D
You might also like to view...
As shown in the diagram, you've just shined a flash light toward Al, so from your point of view the light is moving to the right at speed c. Al is moving away from you to the right at speed 0.9c. According to Al, what is the light doing?
A) moving to the right at speed c B) gradually catching up to him at speed 0.1c C) moving to the right at speed 1.9c D) moving to the left at 0.1c
If I = 0.40 A in the circuit segment shown below, what is the potential difference Va?Vb?
A. 31 V B. 28 V C. 25 V D. 34 V E. 10 V
A 2.0-kg mass is projected from the edge of the top of a 20-m tall building with a velocity of 24 m/s at some unknown angle above the horizontal. Disregard air resistance and assume the ground is level. What is the kinetic energy of the mass just before it strikes the ground?
a. 0.18 kJ b. 0.97 kJ c. 0.89 kJ d. 0.26 kJ e. 0.40 kJ
A thermodynamic process that happens very quickly tends to be:
a. isobaric. c. isovolumetric. b. isothermal. d. adiabatic.