What is the wavelength of sound in air?
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Why are the steam pipes and hot water pipes used for heating rooms, not fixed to the walls firmly at both ends ?
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 mariners compass
Explain the Thermometers’ ?
What is constructive interfernce?
In Einstein's mass energy relation E=mc2 why velocity of light is used and never ordinary velocities?what is the exact explanation?
Explain the Sound ?
what happens to the period of a simple pendulum taken into a deep mine
In which medium does the sound travel fatest?
What is sonar ( sound navigation and ranging )?
Is their any rule in significant figures that maximum number of significant figures in a number are 5
Define Fixation of Nitrogen?