An electron beam directed through a magnetic field
A) may be deflected.
B) may experience a force.
C) both of these
D) neither of these
Answer: C
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Which of the following is a eutectoid reaction?
An automobile's acceleration may be changed by using the
a. windshield wipers. b. steering wheel. c. radio. d. horn.
How was de Broglie's theory of the waviness of matter first confirmed?
A) By allowing two electrons to pass through each other. B) By passing an electron beam through a metal foil and observing the pattern of impacts on a screen. C) By careful microscopic investigation of individual electrons. D) By passing a neutron beam through a double-slit experiment and observing the pattern of impacts on a screen. E) By passing an electron beam through a single slit and observing the pattern of impacts on a screen.
The restoring force of a spring is proportional to the displacement of the object at the end.
Indicate whether the statement is true or false.