Physics Sound travels at the fastest speed in water steel air vacuum water steel air vacuum ANSWER DOWNLOAD EXAMIANS APP
Physics The hydraulic brakes used in automobiles is a direct application of : Archimedes' principle Toricellian law Pascal's law Bernoulli's theorem Archimedes' principle Toricellian law Pascal's law Bernoulli's theorem ANSWER DOWNLOAD EXAMIANS APP
Physics The velocity required to place a vehicle in orbit around the moon is ________ that required to place it in orbit round the earth. Greater than or equal to Greater than Less than Equal to Greater than or equal to Greater than Less than Equal to ANSWER DOWNLOAD EXAMIANS APP
Physics Water is not suitable as a calorimetric substance because it : Is a good conductor Has high specific heat Has high boiling point Low latent heat of vapourization Is a good conductor Has high specific heat Has high boiling point Low latent heat of vapourization ANSWER DOWNLOAD EXAMIANS APP
Physics Every hot object emits ________ X–rays Visible light Ultraviolet rays Infrared rays X–rays Visible light Ultraviolet rays Infrared rays ANSWER DOWNLOAD EXAMIANS APP
Physics Planets are luminous heavenly bodies that twinkle luminous heavenly bodies revolving around a star luminous heavenly bodies that do not twinkle non-luminous heavenly bodies luminous heavenly bodies that twinkle luminous heavenly bodies revolving around a star luminous heavenly bodies that do not twinkle non-luminous heavenly bodies ANSWER DOWNLOAD EXAMIANS APP