Physics Calculate the time period (in seconds) of a sound wave of wavelength 4m traveling with a speed of 500m/s 0.008 2000 0.016 1000 0.008 2000 0.016 1000 ANSWER DOWNLOAD EXAMIANS APP
Physics The material used in electric heater is Nichrome Brass Tungsten Steel Nichrome Brass Tungsten Steel ANSWER DOWNLOAD EXAMIANS APP
Physics The sounds having a frequency of 20 Hertz to 20,000 Hertz are known as Audible sounds Ultrasonics Infrasonics Megasonics Audible sounds Ultrasonics Infrasonics Megasonics ANSWER DOWNLOAD EXAMIANS APP
Physics The pressure exerted by a 760 mm column of mercury at 0°C is known as 1 bar 1 poise 1 pascal 1 atmosphere 1 bar 1 poise 1 pascal 1 atmosphere ANSWER DOWNLOAD EXAMIANS APP
Physics A bird sitting on a high tension electric wire does not get electrocuted because The body is earthed It has high resistance It does not form a closed path for the flow of current Its feet are good insulators The body is earthed It has high resistance It does not form a closed path for the flow of current Its feet are good insulators ANSWER DOWNLOAD EXAMIANS APP
Physics Water is used in car radiator because of its Low boiling point Low density Easy availability High specific heat capacity Low boiling point Low density Easy availability High specific heat capacity ANSWER DOWNLOAD EXAMIANS APP