PHYSICS MULTIPLE CHOICE QUESTIONS SET 21

PHYSICS  

MULTIPLE CHOICE QUESTIONS SET 21

1. The principle of Dynamo was discovered by
A. Max Planck                 
B. Sir Humphiry Davy           
C. Albert Einstein            
D. Michael faraday
Answer: Option  d
 
2. Which of the following substances is non magnetic?
A. silver                      
B. glass                    
C. wood                     
D. all these
Answer: Option  d
 
3. The Kudankulam Nuclear power station is set up in Tamil Nadu in collaboration with
A. Italy                           
B. Russia                    
C. France                    
D. Germany
Answer: Option  b
 
4. For the measurement of very temperature we use
A. vapour pressure thermometer                      
B. mercury thermometer
C. radiation thermometer                        
D. resistance thermometer
Answer: Option  b
 
5. Decibel is a unit to measure the
A. intensity of heat     
B. intensity of light      
C. intensity of sound           
D. intensity of radiation
Answer: Option  c
 
6. By centifugral action,we can separate particles of different
A. sizes                   
B. masses                  
C. colours                   
D. densities
Answer: Option  d
 
7. An aneroid barometer uses
A. mercury                  
B. alcohol                 
C. distilled water          
D. does not use any liquid
Answer: Option  d
 
8. The difference between musical sound noise is due to
A. intensity                     
B. pitch                  
C. wavelength             
D. musical instrument
Answer: Option  b
 
9. Dry ice is
A. solid nitrogen                
B. solid methane                
C. solid ammonia              
D. solid carbon
Answer: Option  d
 
10. Which one of the following regulates and controls the entry of light into human eye?
A. iris                               
B. retina                
C. anterior chamber                   
D. cornea
Answer: Option  c