Engineering Materials in EE How many valence electrons would be found in an atom with the atomic number of 51? 8. none of above. 5. 51. 8. none of above. 5. 51. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Which of the following gives materials in order of decreasing values of permeability? Permalloy, nickel, air, water. Cobalt, nickel, aluminium, iron. Silver, copper, aluminium, iron. Pure iron, silicon iron, aluminium, bismuth. Permalloy, nickel, air, water. Cobalt, nickel, aluminium, iron. Silver, copper, aluminium, iron. Pure iron, silicon iron, aluminium, bismuth. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Cryogenics is a branch of science dealing with which of the following? High temperature. Friction and wear. Low temperature. Crystal growth. High temperature. Friction and wear. Low temperature. Crystal growth. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE When a ferromagnetic substance is magnetized small changes in dimensions occur. Such a phenomenon is known as magnetic expansion. magnetostriction. magneto-calorisation. magnetic hysteresis. magnetic expansion. magnetostriction. magneto-calorisation. magnetic hysteresis. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Substance having permeability less than the permeability of free space, are known as paramagnetic. ferromagnetic. diamagnetic. bipolar. paramagnetic. ferromagnetic. diamagnetic. bipolar. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The permanent magnets are made from which of following materials ? Paramagnetic. Ferromagnetic. Diamagnetic. Soft iron. Paramagnetic. Ferromagnetic. Diamagnetic. Soft iron. ANSWER DOWNLOAD EXAMIANS APP