Physics Objective Questions For Competitive Exams
Physics Most Frequently asked Questions
Physics – 3
Learn Physics Objective Questions For Competitive Exams | IBPS | RRB’s | Group 1 2 3
Q) Study of vision
Speconlogy
Opthnology
Opthicology
Opthnology
Q) According to Newton Corpuscular theory, light particles move with high speed through
denser medium and less speed in rare medium
rare medium and less speed in denser medium
both medium
denser medium and less speed in rare medium
Q) According to Huygens’s wave theory, light propagates in the form of
Electromagnetic waves
Mechanical waves
Transverse waves
Mechanical waves
Q) Lights wave are
Mechanical waves
Electromagnetic waves
Transverse waves
Electromagnetic waves
Q) Quantum theory of radiation is proposed by
Newton
Max planck
Galileo
Max planck
Q) Properties of Light
Rectilinear prorogation radiation
Refraction
Reflection
All the above
All the above
Q) Speed of light, determined by
Galileo
Foucault
Newton
Foucault
Q) Time taken by the light rays to reach the Earth is
8.5 mins
8.4 mins
8.2 mins
8.2 mins
Q) Time taken by light rays to travel from the surface of the moon to the Earth
1.36 secs
1.27 secs
1.47 secs
1.27 secs
Q) Speed of the light
Min in Diamond and Max in Air
Min in Air and Max in Diamond
Min in Diamond and Max in Water
Min in Diamond and Max in Air
Q) Raman effect is based on
Quantum theory of radiation
Electromagnetic theory of radiation
Electron radiation
Quantum theory of radiation
Q) Light year means
Distance traveled by beam of light in month
Distance traveled by beam of light in year
Distance traveled by beam of laser light in year
Distance traveled by beam of light in year
Q) One light year means
9.4×10¹² km
9.4×10¹⁴ km
9.4×10¹⁷ km
9.4×10¹² km
Q) Smallest unit to measure either distance or length,Fermi
1 Fermi = 10⁻¹⁵ m
1 Fermi = 10⁻¹¹ m
1 Fermi = 10⁻¹² m
1 Fermi = 10⁻¹² m
Q) Paralastic second, unit to measure the separation distance between any two stars
1 Par sec= 3.26 light year
1 Par sec= 1.26 light year
1 Par sec= 2.26 light year
1 Par sec= 3.26 light year
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Physics Objective Questions For Competitive Exams
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