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Why does the colour of a material look differently in sunlight that than in the electrical-lamp
1 3387A bird sitting on a naked wire carrying current feels quite safe, but when the wire between his feet is cut and joined by a very long loop of wire, the bird dies. Why?
2 5176Why is the earth not used as a return wire in a telephone system, while it is dine so in case of telegraph system.
1 3268Post New General Physics Questions
which electronic devices used at low frequencies? and high frequencies?and microwave frequencies?
Is the electric field constant or does it vary with time in dielectric materials?
In general, alternating voltage varies between its maximum and minimum values 50 times per cycle. Why don't the circuit element show such fluctuation?
Tell me what is radium used for?
Explain heat treatment. Why and how is it done?
Laser is an acronym for what?
How many more times louder is 70 decibels than 10 decibels?
A coil of wire that produces a magnetic field is typically called a
What is black body and what are its characteristics? : quantum physics
Explain why is there more friction when you push an object than when you pull it?
Dear sir, I appeared for the interview for the post of SCIENTIST/ENGINEER 'SC'in ISRO on 02/12/2009. when the resluts will be announced??
What is larger the force the earth exerts on you or the force you exert on the earth?
a car starts from rest with uniform acceleration "a" for sometime and then with uniform retardation "b" and comes to rest. The time of motion is "t". find the maximum velocity attained by it?
Explain what is the longest lasting synthetic periodic element?
Whar are the different parts of the x-ray radiation intensity graph? : quantum physics
