Which one of the following is not true concerning cathode rays?
A) They originate from the negative electrode.
B) They travel in straight lines in the absence of electric or magnetic fields.
C) They impart a negative charge to metals exposed to them.
D) They are made up of electrons.
E) The characteristics of cathode rays depend on the material from which they are emitted.
Correct Answer:
Verified
Q1: The charge on an electron was determined
Q2: Which one of the following is not
Q4: Of the three types of radioactivity characterized
Q5: Of the following,the smallest and lightest subatomic
Q6: Cathode rays are deflected away from a
Q7: In the absence of magnetic or electric
Q8: The gold foil experiment performed in Rutherford's
Q9: Which statement below correctly describes the responses
Q10: _-rays consist of fast-moving electrons.
A)Alpha
B)Beta
C)Gamma
D)X
E)none of the
Q11: In the Rutherford nuclear-atom model,_.
A)the heavy subatomic
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