EASY
JEE Advanced
IMPORTANT
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Order of magnitude of density of uranium nucleus is mp=1.67×10-27 kg

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Important Questions on Modern Physics

EASY
JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 9 - Modern Physics>Objective Problems [Level 1]>Q 162
The binding energy per nucleon is maximum in the case of
EASY
JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 9 - Modern Physics>Objective Problems [Level 1]>Q 163
As compared to C12 -atom, C14 -atom has
EASY
JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 9 - Modern Physics>Objective Problems [Level 1]>Q 164
Which of the following is a wrong description of binding energy in a nucleus?
EASY
JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 9 - Modern Physics>Objective Problems [Level 1]>Q 165
An α -particle is bombarded on N14. As a result, a O17 nucleus is formed and a particle is emitted. This particle is a
EASY
JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 9 - Modern Physics>Objective Problems [Level 1]>Q 166
As the mass number A increases, which of the following quantities related to a nucleus do not change?
EASY
JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 9 - Modern Physics>Objective Problems [Level 1]>Q 167
An X-ray tube is operated at 50 kV. The minimum wavelength produced is
EASY
JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 9 - Modern Physics>Objective Problems [Level 1]>Q 168
Which of the following wavelength falls in X-ray region?
EASY
JEE Advanced
IMPORTANT
Complete Study Pack for Engineering Entrances Objective Physics Vol 2>Chapter 9 - Modern Physics>Objective Problems [Level 1]>Q 169
A metal block is exposed to beams of X-ray of different wavelengths. X-rays of which wavelength penetrate most?