AIIMS (All India Institute of Medical Sciences) Physics: Questions 307  312 of 500
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Question number: 307
» Work, Energy and Power » Conservative and NonConservative Forces
Question
A water drop of mass is introduced between two plates with separation . Calculate the force of attraction between the plates.
Choices
Choice (4)  Response  

a.  1.0 N  
b.  2.8 N  
c.  3.2 N  
d.  1.8 N 
Question number: 308
» Atoms and Nuclei » Radioactive Decay Law
Question
A radioactive material has a half – life of 8 days. What fraction of the material would remain after 32 days –
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 309
» Work, Energy and Power » Kinetic Energy
Question
Find the mean translation kinetic energy of an oxygen molecule at 27^{0} C. (Given: Avogadro number and ).
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 310
» Kinematics » Motion in a Straight Line
Question
The displacement of a particle is given by . The initial velocity and acceleration are respectively,
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 311
» Kinematics » Projectile Motion
Question
A body is projected at such an angle that the horizontal range is half of the greatest height. The angle of projection is –
Choices
Choice (4)  Response  

a.  83°  
b.  53°  
c.  92°  
d.  38° 
Question number: 312
» Electromagnetic Induction & Alternating Currents » AC Generator and Transformer
Question
The primary winding of a transformer has 750 turns whereas its secondary has 8250 turns. The primary is connected to a supply of 50 V, 50 Hz. The secondary will have an output of –
Choices
Choice (4)  Response  

a.  550 V, 50 Hz  
b.  5 V, 5 Hz  
c.  550 V, 500 Hz  
d.  11 V, 50 Hz 