Home > Fdaytalk Test > Physics Objective Questions For Competitive Exams – Part 3

Physics Objective Questions For Competitive Exams – Part 3

Physics Objective Questions For Competitive

Physics Objective Questions For Competitive Exams

 

Most Frequently asked Questions 

Physics – 3

Learn Physics Objective Questions For Competitive Exams | IBPS | RRB’s | Group 1 2 3 

Study of vision

 Speconlogy

 Opthnology

 Opthicology 

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  



According to Huygens’s wave theory, light propagates in the form of

 Electromagnetic waves

 Mechanical waves

 Transverse waves 

Lights wave are

 Mechanical waves

 Electromagnetic waves

 Transverse waves  

Quantum theory of radiation is proposed by

 Newton

 Max planck

 Galileo  

Properties of Light

 Rectilinear prorogation radiation

 Refraction

 Relfection

 All the above  

Speed of light, determined by

 Galelio

 Foucault

 Newton  

Time taken by the light rays to reach the Earth is

 8.5 mins

 8.4 mins

 8.2 mins 



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  

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  

Raman effect is based on

 Quantum theory of radiation

 Electromagentic theory of radiation

 Electron radiation  

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  

One light year means

 9.4×10¹² km

 9.4×10¹⁴ km

 9.4×10¹⁷ km  

Smallest unit to measure either distance or length,Fermi

 1 Fermi = 10⁻¹⁵ m

 1 Fermi = 10⁻¹¹ m

 1 Fermi = 10⁻¹² m  

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



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Physics Objective Questions For Competitive Exams

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