When uranium-238 (Z = 92) is bombarded with a neutron, it can change into uranium-237
a. True
b. False
Indicate whether the statement is true or false
False
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If body P, with a positive charge, is placed in contact with body Q (initially uncharged), what will be the nature of the charge left on Q?
a. must be equal in magnitude to that on P b. must be negative c. must be positive d. must be greater in magnitude than that on P
Which one of the following quantities is at a maximum when an object in simple harmonic motion is at its maximum displacement?
a. speed b. acceleration c. kinetic energy d. frequency
A music tuner uses a 554-Hz C# tuning fork to tune the frequency of a musical instrument. If the tuner hears a beat frequency of 2 Hz, what is the frequency of the instrument?
A) It must be 556 Hz. B) It must be 552 Hz. C) It could be either 556 Hz or 552 Hz. D) It could be either 553 Hz or 555 Hz. E) It is neither 556 Hz or 552 Hz.
Solenoid #1 has 100 turns and is 10.0 cm long. Solenoid #2 has 200 turns and is 20.0 cm long. If a current of 0.50 A is carried by #1, what current must #2 carry so that it would produce a magnetic field at its center equal to that in #1?
1.0.25 A 2.0.50 A 3.1.00 A 4.4.00 A