Physics What is the escape velocity of the rocket in the earth? 13.2 km/sec 10.2 km/sec 11.2 km/sec 12.2 km/sec 13.2 km/sec 10.2 km/sec 11.2 km/sec 12.2 km/sec ANSWER DOWNLOAD EXAMIANS APP
Physics Atomic packing factor of body centred cubic structure (bcc) is 0.69 0.73 0.63 0.68 0.69 0.73 0.63 0.68 ANSWER DOWNLOAD EXAMIANS APP
Physics If a person moves a trolley for a distance of 10 m with a force of 50 N, then the work done is 5 J 0.2 J 20 J 500 J 5 J 0.2 J 20 J 500 J ANSWER DOWNLOAD EXAMIANS APP
Physics An electron microscope gives higher magnification than an optical microscope, because : The velocity of electron is smaller than that of visible light The electrons have more energy than the light particles It uses more powerful lenses The wavelength of electrons is smaller as compared to the wavelength of visible light The velocity of electron is smaller than that of visible light The electrons have more energy than the light particles It uses more powerful lenses The wavelength of electrons is smaller as compared to the wavelength of visible light ANSWER DOWNLOAD EXAMIANS APP
Physics X–rays are Positively charged particles None of these Negatively charged particles Neutral particles Positively charged particles None of these Negatively charged particles Neutral particles ANSWER DOWNLOAD EXAMIANS APP
Physics Positive feedback is used in Rectifiers Oscillators Amplifiers None of these Rectifiers Oscillators Amplifiers None of these ANSWER DOWNLOAD EXAMIANS APP
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