Physics Sound becomes hazardous noise pollution at decibels? Above 50 db Above 30 db Above 80 db Above 120 db Above 50 db Above 30 db Above 80 db Above 120 db ANSWER DOWNLOAD EXAMIANS APP
Physics The different colours of different stars are due to the variation of Temperature Radiation from them Density Pressure Temperature Radiation from them Density Pressure ANSWER DOWNLOAD EXAMIANS APP
Physics The unit of energy in MKS system is Erg Joule Ohm Volt Erg Joule Ohm Volt ANSWER DOWNLOAD EXAMIANS APP
Physics Rocket works on the principle of Newton's First Law Newton's Third Law Archimedes Principle Newton's Second Law Newton's First Law Newton's Third Law Archimedes Principle Newton's Second Law ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following instruments is used to measure humidity ? Anemometer Sling Psychrometer Clinical Thermometer Kata Thermometer Anemometer Sling Psychrometer Clinical Thermometer Kata Thermometer ANSWER DOWNLOAD EXAMIANS APP
Physics The scientist who first sent electromagnetic waves to distant places is Thomas Alva Edison John Logie Baird Heinrich Hertz James Clerk Maxwell Thomas Alva Edison John Logie Baird Heinrich Hertz James Clerk Maxwell ANSWER DOWNLOAD EXAMIANS APP