When sulfur-35 (Z = 16) decays to chlorine-35 (Z = 17), a particle emitted is
a. an alpha particle.
b. a beta particle.
c. a gamma ray.
d. an x-ray.
e. none of the above.
b
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If the average kinetic energy of a volume of ideal gas increases, what must be true?
A. the density decreases B. the pressure increases while the temperature stays the same C. the temperature increases while the pressure stays the same D. both the pressure and temperature increase
Dielectrics: When a dielectric material is introduced between the plates of a parallel-plate capacitor and completely fills the space, the capacitance increases by a factor of 4. What is the dielectric constant of the material that was introduced?
A. 0.4 B. 1/4 C. 2 D. 4 E. None of the other choices is correct.
To recharge a 12-V battery, a battery charger must move 3.6 × 105 C of charge from the negative to the positive terminal. What amount of work is done by the battery charger? How many kilowatt hours is this?
What will be an ideal response?
If one could transport a simple pendulum of constant length from the Earth's surface to the Moon's, where the acceleration due to gravity is one-sixth (1/6) that on the Earth, by what factor would the pendulum frequency be changed?
a. about 6.0 c. about 0.41 b. about 2.5 d. about 0.17