A) Cellulose B) Polypropylene C) Polyethylene D) Diallyphthalate. Ans : (D)
A) alumina B) silica C) a resin D) graphite. Ans : (A)
A) 1800o C B) 2150o C C) 3500o C D) 5500o C. Ans : (C)
A) 100 BHN B) 100 VPN C) 850 VHN D) 1000 BHN. Ans : (C)
A) decreases appreciably B) decreases slightly C) increases appreciably D) increases slightly. Ans : (B)
A) 10 to 70 u-ohm-cm B) 80 to 130 u-ohm-cm C) 800 to 1300 u-ohm-cm D) 8000 to 13000 u-ohm-cm. Ans : (C)
A) large amount of non-recoverable energy absorption B) plastic flow C) deformation D) noise. Ans : (D)
A) A polymer in which the repeating unit of each molecule has vinyl group B) A solid framework of colloidal particles linked together and containing a fluid in its interstices C) A polymer having secondary chains branching from the main molecular chains D) a polymer having side groups distributed randomly along a vinyl polymer chain. Ans : (B)
A) component of current which is in phase with the applied field B) amount of applied field C) component of energy absorbed per D) component of voltage which is in phase with the applied field. Ans : (C)
A) non-magnetic B) ferromagnetic C) paramagnetic D) diamagnetic. Ans : (C)