High speed electrons from particle detectors are used to determine
A) arrangement of atoms in metals
B) diameter of atomic nuclei
C) inter atomic distance
D) circumference of atomic nuclei
Correct Answer:
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Q6: Number of oscillations per unit time is
Q7: If the particles of medium vibrate at
Q8: Wave speed is directly proportional to
A)frequency
B)amplitude
C)wavelength
D)energy
Q9: Longitudinal waves gives rise to
A)amplitude
B)frequency
C)wavelength
D)high and low
Q10: Ranges of waves which overlap are
A)x-rays and
Q12: Waves associated with electrons are referred to
Q13: Frequency below which no electrons are emitted
Q14: Loss of energy of an electron results
Q15: Wavelength of a 65 kg person running
Q16: According to Newton, the light travels as
A)particles
B)waves
C)both
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