Physics Inside an aeroplane, flying at a high altitude, normal atmospheric pressure is maintained by the use of air pumps. the pressure is the same as that outside. the pressure inside is less than the pressure outside. normal humidity and partial vacuum are maintained. normal atmospheric pressure is maintained by the use of air pumps. the pressure is the same as that outside. the pressure inside is less than the pressure outside. normal humidity and partial vacuum are maintained. ANSWER DOWNLOAD EXAMIANS APP
Physics A mirage occurs because of Reflection by hot ground Interference of light Total internal reflection by layers of air Diffraction of light Reflection by hot ground Interference of light Total internal reflection by layers of air Diffraction of light ANSWER DOWNLOAD EXAMIANS APP
Physics Gas thermometers are more sensitive than the liquid thermometers because the gases Have high,specific heat Are lighter Have low specific heat Have large coefficient of expansion Have high,specific heat Are lighter Have low specific heat Have large coefficient of expansion ANSWER DOWNLOAD EXAMIANS APP
Physics Alternating current is converted into direct current by a Dynamo Rectifier Oscillator Transformer Dynamo Rectifier Oscillator Transformer ANSWER DOWNLOAD EXAMIANS APP
Physics What is the SI unit of Power? Newton Boyle Pascal Watt Newton Boyle Pascal Watt ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following is used for sun glasses ? Flint glass Crooks glass Crystal glass Pyrex glass Flint glass Crooks glass Crystal glass Pyrex glass ANSWER DOWNLOAD EXAMIANS APP
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