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General Knowledge - Physics


1. The information is sent by CW transmitter by -


2. What is the proper use of signal generator?


3. There is 20 volt accross the inductor and 15 volt across the resistance in the a.c. supplied series R-L circuit. What would be the supply voltage?


4. A falling drop of rain water acquires the spherical shape due to


5. Which of the following is not a property of difference amplifier?



6. Indian Constitution does not clearly provide for the 'Freedom of Press' but this freedom is implicit in the Article.


7. What is the unit of electrical energy?


8. A hollow cylindrical rod is filled with air, to make it a resonance column. To produce a wave of length 48 cm the minimum length of rod should be


9. A diode....


10. How will a red flower appear, if it is seen through a green glass?


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