Define Penumbra ?
Answer / anand kumar gupta
Penumbra: It is the partially dark portion in the shadow.
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How increasing threshold voltage can affect on current in transistor?
The principle of action of points is used in ___________.
3 Answers TNPSC Tamil Nadu Public Service Commission,
The velocity of sound in gas depends upon what?
name of the ten satellite launched from india and year of launch.
Why does a semicondctor act as an insulator at 0'k and why its conductivity increases with increasing temperature?
What is sonar?
Why is the temperature of the body regulated by the skin ?
Explain refraction?
What is the difference between optical zoom, digital zoom and smart zoom?
What is the order the following from the worst electrical conductor to the best electrical conductor: glass, rubber, iron, dry wood:
how does a basic rubber ink filler work?
A coil of wire that produces a magnetic field is typically called a