PHYSICS MULTIPLE CHOICE QUESTIONS SET 03 (UPSC ,TNPSC,Railway & all Competitive exams)

Physics MULTIPLE CHOICE QUESTIONS SET 03

1. The momentum of a moving body
A. depends only on mass                        

B. depends only on velocity
C. does not depend only on mass                           

D. depends on mass and velocity
Answer: Option  d
 

2. Rate of change of momentum
A. velocity                    

B. speed                            

C. force                              

D. work
Answer: Option  c
 

3. The unit of force is
A. joule                    

B. kilogram                          

C. newton                    

D. newton–metre
Answer: Option  c
 

4. The least distance of distinct vision of
A. 15 cm                   

B. 15 m                         

C. 25 m                           

D. 25 cm
Answer: Option  d
 

5. The device used to control the chain reaction in Nuclear fission is
A. atom bomb                 

B. nuclear reactor                

C. electric furnace          

D. chemical furnace
Answer: Option  b
 

6. Kilowatt hour is the unit of
A. energy               

B. power                     

C. time                      

D. force
Answer: Option  a
 

7. Which one of the following is the unit of energy is
A. joule                    

B. watt               

C. watt–hour              

D. kilowatt–hour
Answer: Option  b
 

8. The Central Arid Zone Research Institute (CAZRI) is located at
A. Jaipur               

B. Jodhpur              

C. Jallandhar                      

D. Jaisalmer
Answer: Option  b
 

9. The energy produced at a cheaper cost is
A. wind energy                 

B. solar energy            

C. nuclear energy        

D. hydro electric energy
Answer: Option  d
 

10. Which gas in the atmosphere saves us from the ultra violet rays of the sun?
A. nitrogen                     

B. oxygen                         

C. ozone            

D. carbon monoxide
Answer: Option  c