JEXPO FREE Online Test

This is only demo test page.... main Online test coming soon----
1. Sound can be heard through:
A) Only a material medium
B) Only ear or any hearing aid
C) only vibrating body
D) All of the above

2. Who give the principle of exclusion:
A) Panti
B) Bohr
C) Einstein
D) Sommer Field

3. The unit of surface Tension is:
A) Dynes/sq cm
B) Dynes/ sec2
C) Dynes/cm
D) None of these




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