Physics 'Parsec' is the unit measurement of Astronomical distance Orbital velocity of giant stars Brightness of heavenly bodies Density of stars Astronomical distance Orbital velocity of giant stars Brightness of heavenly bodies Density of stars ANSWER DOWNLOAD EXAMIANS APP
Physics A small gap is left at the joints of rails in a railway track to Avoid the heating of tracks to high temperature Keep the rails equidistant Avoid the tracks being distorted due to seasonal temperature variation Control the speed of train Avoid the heating of tracks to high temperature Keep the rails equidistant Avoid the tracks being distorted due to seasonal temperature variation Control the speed of train ANSWER DOWNLOAD EXAMIANS APP
Physics The sounds having a frequency of 20 Hertz to 20,000 Hertz are known as Ultrasonics Megasonics Audible sounds Infrasonics Ultrasonics Megasonics Audible sounds Infrasonics ANSWER DOWNLOAD EXAMIANS APP
Physics For accurate scientific work, temperatures are often measured by Mercury thermometers Thermoelectric thermometers Alcohol thermometers Platinum resistance thermometers Mercury thermometers Thermoelectric thermometers Alcohol thermometers Platinum resistance thermometers ANSWER DOWNLOAD EXAMIANS APP
Physics Echolocation is an adaptation bats use to Hunt insects in flight Find warm places for hibernation All of these Locate flowering plants Hunt insects in flight Find warm places for hibernation All of these Locate flowering plants ANSWER DOWNLOAD EXAMIANS APP
Physics An object of 10 kg is moving with a speed of 2 m/s. The kinetic energy of the object is 25 J 20 J 40 J 10 J 25 J 20 J 40 J 10 J ANSWER DOWNLOAD EXAMIANS APP
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