DUHS MDCAT PAPER

MDCAT 2022 (PART 15)

1. The experimental proof of particle nature of light is

 
 
 
 
 

2. The electrical energy disspated as heat in a resistor is

 
 
 
 
 

3. One kilowatt hour is equal to

 
 
 
 
 

4. Unit, joule per Coulombs is equal to

 
 
 
 
 

5. According to law of radioactive decay, the rate of disintegration is directly proportional to

 
 
 
 
 

6. The Eddy current loss in a transformer can be reduced by

 
 
 
 
 

7. The absolute gravitational potential energy “U” of an object of mass ‘m’ on earth’s surface is given by

 
 
 
 
 

8. The speed of photon in free space is

 
 
 
 
 

9. A charge ‘q’ is moving with velocity ‘v’ parallel to a magnetic field B. The magnetic force (f) on charge ‘q’ is

 
 
 
 
 

10. Resistor of 5Ω and 10Ω are connected parallel. If the potential difference across the 5Ω resistor is 20 volts then current through 10Ω will be

 
 
 
 
 

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