Mercury is a _______?
The maximum density of water is at _____'C ?
Which of the component is more harder than Dimond ?
Which of the scientific instrument is used for checking Heart beat ?
Who was the inventor of the Transformar ?
An instrument which is used for converting the Mechanical energy in to the electric energy is called by ?
Boiling temperature of the water is ___?
WHICH IS THE UNIT OF MEASURE OF THE INTENSITY OS SOUND WAVES ?
WHICH IS THE SOUND RECORDING INSTRUMENT IS USED TO RECORD SOUND UNDER WATER ?
THE NIGHT TIME HOURS ON THE VENUS PLENET IS ?(HOW MUCH HOURS OF NIGHT THERE)
WHICH INSTRUMENT IS USED TO MEASURING THE HUMIDITY OF ATMOSPHERIC AIR ?
HOW MUCH SUB PLANETS OF THE JUPITER HAD BEEN DISCOVERED?
IN ASTRONOMY THE 'LIGHT YEAR' UNIT IS THE UNIT OF ____?
WHO WAS THE SECOND MAN TO REACH ON THE 'MOON' ?
1 LIGHT YEAR IS THE MAGNITUDE OF DISTANCE WHICH IS COVERED BY LIGHT IN A YEAR AND ITS VALUE IS ___?