PHYSICS MULTIPLE CHOICE QUESTIONS SET 26

PHYSICS   

MULTIPLE CHOICE QUESTIONS SET 26

1. Which of the following is not needed in a nuclear fission reactor?
A.  Moderator          
B.  Coolant               
C.  Accelerator                       
D.  Control device
Answer: C Accelerator
 
2. Which one of the following phenomena cannot be observed on the surface of the moon?
A. Solar eclipse          
B. Twinkling of stars        
C. Motion of comets 
D. Rising and setting of the sun
Answer: A Solar eclipse
 
3. The Bernoulli’s theorem is
A.  Energy conservation     
B.  Mass conservation      
C.  both of these    
D.  none of these
Answer: A Energy conservation 
4. The process of zinc lamination (coating) on the iron is called
A.  Ionisation         
B.  Galvanization           
C.  Electroplating          
D.  None of these
Answer: B Galvanization
 
5. The apparatus used to measure the intensity of light is known as
A.  Anemometer    
B.  Colorimeter            
C.  Altimeter            
D.  Lux meter
Answer: D Lux meter
 
6. Optical fibre works on the principle of
A.  Refraction              
B.  Scattering                
C.  Interference             
D.  Total internal reflection
Answer: D Total internal reflection
 
7. The mirror used by a dentist to examine the teeth of patients is
A.  Convex            
B.  Concave           
C.  Cylindrical                  
D.  Plane
Answer: B Concave
 
8. Electron beam therapy is a kind of radiation therapy to treat
A.  Gall bladder stones              
B.  Certain types of cancer
C.  Kidney stones              
D.  Enlarged prostate gland
Answer: B Certain types of cancer
 
9. The special technique used in ships to calculate the depth of ocean beds is
A.  Reverberation          
B.  LASER          
C.  Sonic boom           
D.  SONAR
Answer: D SONAR
 
10. A jet engine works on the principle of conservation of
A.  Energy         
B.  Mass             
C.  Angular momentum             
D.  Linear momentum
Answer: D Linear momentum