Problem 7.25 consider the fet amplifier below, for the case vt = 0.4v, kn = 5ma/v2, vgs = 0.6v, vdd = 1.8 v, and rd = 10 kω. a) find the dc quantities id and vds. b) calculate the value of gm at the bias point. c) calculate the value of the voltage gain.

Line joining liquid phase with liquid and solid phase mixture is known as: a) liquidus b) solidus c) tie line d) none of the mentioned

Inspection for bearing condition will include: (clo4) a)-color b)-smell c)-size d)-none of the above

Ahelical coil spring has a mean diameter of 50 mm, a wire diameter of 5.5 mm and is wound with a pitch of 10 mm. the spring steel has an ultimate strength of 1250 mpa. find the force needed to compress the spring solid and the wire stress in this condition. state whether the spring will return to its initial length.