AIIMS Physics: Questions 473  476 of 500
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Question number: 473
» Electrostatics » Electric Field Due to a Dipole
Appeared in Year: 1997
Question
The electric dipole is placed along the x  axis at the origin O. A point P is at a distance of from this origin such that OP makes an angle with the x  axis. If the electric field at P makes an angle with the x  axis, the value of would be – [MP PMT]
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 474
» Current Electricity » Electric Current
Question
A current of exists in a copper wire of cross  section . Assuming each copper atom contributes one free electron. Calculate the drift speed of the free electrons in the wire. The density of copper is and atomic mass .
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d. 

Question number: 475
» Electrostatics » Electric Potential
Appeared in Year: 1993
Question
Two charges and are located at A and B separated by . The distance of the point from on line at which the electric potential is zero is given by – [MP PMT]
Choices
Choice (4)  Response  

a. 
 
b. 
 
c. 
 
d.  10 cm 
Question number: 476
» Dual Nature of Matter and Radiation » Dual Nature of Radiation
Question
If the wavelength of light is , then the number of waves in length will be –
Choices
Choice (4)  Response  

a.  1000  
b.  2000  
c.  3000  
d.  10000 