Physics What is the minimum velocity required for a rocket to overcome earth's gravity and travel into space? 21 km/sec 18 km/sec 11.2 km/sec 35 km/sec 21 km/sec 18 km/sec 11.2 km/sec 35 km/sec ANSWER DOWNLOAD EXAMIANS APP
Physics A periscope works on the principle of Total internal reflection Reflection Diffraction Refraction Total internal reflection Reflection Diffraction Refraction ANSWER DOWNLOAD EXAMIANS APP
Physics What principle/law explains the working of the hydraulic brakes in automobiles ? Archimedes' principle Pascal's law Posieulle's principle Bernoulli's law Archimedes' principle Pascal's law Posieulle's principle Bernoulli's law ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following instrument is used to measure Soil Water Tension? Photometer Psychrometer Pyrometer Tensiometer Photometer Psychrometer Pyrometer Tensiometer ANSWER DOWNLOAD EXAMIANS APP
Physics The device used to change the speed of an electric fan is Rectifier Regulator Amplifier Switch Rectifier Regulator Amplifier Switch ANSWER DOWNLOAD EXAMIANS APP
Physics The sky appears blue because It is actually blue The atmosphere scatters blue colour more than the others In white light, the blue component dominates All colours interfere to produce blue It is actually blue The atmosphere scatters blue colour more than the others In white light, the blue component dominates All colours interfere to produce blue ANSWER DOWNLOAD EXAMIANS APP
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