How can you change the colors of the lasers and is one color stronger that the other?1 1339
What are some major characteristics of a pulsar?1 2731
What is your definition of a quasar?1 1641
Einstein said that if something could travel at light speed its mass would duplicate. How could it be?1 2675
What is dark matter?1 1804
What is dark energy?1 1660
Do neutrinos have mass?1 1845
Are there new states of matter at ultrahigh temperatures and densities?1 2087
Are protons unstable?1 3030
What is gravity?1 1648
How did the Universe begin?1 1772
Is a new theory of light and matter needed to explain what happens at very high energies and temperatures?1226
What is the Casimir Effect?2 1485
What is Hawking Radiation?1 2095
What causes sonoluminescence?1 1815
Layers of atmosphere inversion of temperature is noticed in toposphere or in statosphere ?
Similar charges repel while dissimilar ones attract each other. How does two electrons attract each other during the formation of bond or why don't the protons in the nucleus repel?
Why a capacitor is a voltage sensitive device?
hi i am saideswr rao from iit bombay. now i am going to prepare pngc gt 2009.can any one send to old papers and how to prepare this time. my email: email@example.com
why sink condition occur in vivo.???
What is a basic discription of a day of a nuclear physicist?
what is specific fuel consumption,total fuel consumption,mean effective pressure,indicated thermal efficiency...
how help physics in bank
What is the time taken to reach a rain drop on to the earth surface, and what is the distance or height from rain drop start to fall to the earth surface?
Is their any rule in significant figures that maximum number of significant figures in a number are 5
What is Steady State Load & Transient Load?
on 21st march and 23rd september 1.the direct rays of the sunfall on the equator. 2.the slanting rays fall on the equator. 3.only the northpole is tilted towards the sun. 4.only the south pole is tilted towards the sun.
the greatest diversity of animal and plant species occurs in
what is the principle used in electromagnetic spectrum?and why there is a necessary of having an electron with unpaired spins?and how the uncertainity principle is used to determine the frequency of an spectral lines ?
How many types of faults occur in power system?Write all types?