Engineering Materials in EE When a ferromagnetic substance is magnetized small changes in dimensions occur. Such a phenomenon is known as magnetostriction. magnetic expansion. magneto-calorisation. magnetic hysteresis. magnetostriction. magnetic expansion. magneto-calorisation. magnetic hysteresis. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE Choose the best suitable of Diamagnetic : Paramagnetic:: Permalloy : Super-alloy. Nickel : Cobalt. Water : Air. Iron : Steel. Permalloy : Super-alloy. Nickel : Cobalt. Water : Air. Iron : Steel. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE When will be the electron pair bonding occurs ? Share electrons Share holes Lack holes None of these Share electrons Share holes Lack holes None of these ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The core of a transformer for microwave frequency should be made of ferrites. silicon carbide. iron. silicon. ferrites. silicon carbide. iron. silicon. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE In Bohr’s model of atomic structure, the nucleus consists of protons. protons and neutrons. electrons. electrons and protons. protons. protons and neutrons. electrons. electrons and protons. ANSWER DOWNLOAD EXAMIANS APP
Engineering Materials in EE The atomic radius in case of face centered cubic lattice is a. a / 4. a / 3. a / 2. a. a / 4. a / 3. a / 2. ANSWER DOWNLOAD EXAMIANS APP
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