PHYSICS MULTIPLE CHOICE QUESTIONS SET 05 (UPSC ,TNPSC,Railway & all Competitive exams)

PHYSICS MULTIPLE CHOICE QUESTIONS SET 05

1. Reed instrument without pipe is
A. trumpet                
B. harmonium                       
C. flute                
D. natheswaram
Answer: Option  b
 
2. Phenomenon of radioactivity was discovered by
A. Madam curie               
B. Becquerel                
C. Juliot curie                    
D. Roentgen
Answer: Option  b
 
3. The waves received by our television sets are
A. light waves                             
B. cosmic waves                  
C. fine particles       
D. microwaves
Answer: Option  d
 
4. The heavy water projects is located at
A. Kalpakkam               
B. Tuticorin                
C. Narimanam                 
D. Kayathar
Answer: Option  b
 
5. The splitting of different colours in a prism is called
A. polarization                 
B. diffraction                  
C. interference              
D. dispersion
Answer: Option  d
 
6. Aeroplane was invented by
A. Volta                    
B. Nicolas             
C. Orville and Wilbur Wright            
D. Ampere
Answer: Option  c
 
7. Light years is the unit of
A. weight                  
B. intensity of light               
C. distance                   
D. time
Answer: Option  c
 
8. Who proposed the wave theory of light
A. Huygens                
B. Newton                 
C. Foucault             
D. Michelson
Answer: Option  a
 
9. Electronic devices that converts D.C. Power into A.C. power are called
A. transformers               
B. inverters              
C. converters             
D. rectifiers
Answer: Option  b
 
10. Instrument used in a submarine to see over the top when it is submerged
A. telescope             
B. epidiascope         
C. periscope                
D. microscope
Answer: Option  c