Physics A bullet of mass 10gm is fired with a velocity of 40 m/s from a gun of mass 8 kg. Find the recoil velocity (in m/s) of the gun. 4 0.1 0.05 2 4 0.1 0.05 2 ANSWER DOWNLOAD EXAMIANS APP
Physics Burns caused by steam are much severe than those caused by boiling water because Steam pierces through the pores of body quickly Steam has latent heat Steam is gas and engulfs the body quickly Temperature of steam is higher Steam pierces through the pores of body quickly Steam has latent heat Steam is gas and engulfs the body quickly Temperature of steam is higher ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following group of elements are diamagnetic? Oxygen, copper, silver Hydrogen, argon, copper Hydrogen, oxygen, Argon Argon, copper, silver Oxygen, copper, silver Hydrogen, argon, copper Hydrogen, oxygen, Argon Argon, copper, silver ANSWER DOWNLOAD EXAMIANS APP
Physics Suitable impurities are added to a semiconductor depending on its use. This is done in order to increase its electrical resistivity increase its electrical conductivity enable it to withstand higher voltages increase its life increase its electrical resistivity increase its electrical conductivity enable it to withstand higher voltages increase its life ANSWER DOWNLOAD EXAMIANS APP
Physics The metal used to make lightning conductors is Aluminium Copper Zinc Iron Aluminium Copper Zinc Iron ANSWER DOWNLOAD EXAMIANS APP
Physics Beta rays emitted by a radioactive material are Charged particles emitted by nucleus Neutral particles Electromagnetic radiations The electrons orbiting around the nucleus Charged particles emitted by nucleus Neutral particles Electromagnetic radiations The electrons orbiting around the nucleus ANSWER DOWNLOAD EXAMIANS APP