Physics Beta rays emitted by a radioactive material are The electrons orbiting around the nucleus Charged particles emitted by nucleus Neutral particles Electromagnetic radiations The electrons orbiting around the nucleus Charged particles emitted by nucleus Neutral particles Electromagnetic radiations ANSWER DOWNLOAD EXAMIANS APP
Physics When the Sun is near the horizon during the morning or evening, it appears reddish. The phenomenon that is responsible for this observation is Refraction of light Scattering of light Reflection of light Dispersion of light Refraction of light Scattering of light Reflection of light Dispersion of light ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is a compound machine? Ramp Screw Knife Bicycle Ramp Screw Knife Bicycle ANSWER DOWNLOAD EXAMIANS APP
Physics The metal used to make lightning conductors is Aluminium Zinc Copper Iron Aluminium Zinc Copper Iron ANSWER DOWNLOAD EXAMIANS APP
Physics A nuclear reactor is said to have become 'critical' when It is ready to produce controlled energy It is shut down to avoid explosion It starts emitting dangerous radioactive radiations It stops due to malfunctioning It is ready to produce controlled energy It is shut down to avoid explosion It starts emitting dangerous radioactive radiations It stops due to malfunctioning ANSWER DOWNLOAD EXAMIANS APP
Physics A storm is predicted if atmospheric pressure Falls gradually Rises suddenly Rises gradually Falls suddenly Falls gradually Rises suddenly Rises gradually Falls suddenly ANSWER DOWNLOAD EXAMIANS APP
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