Torque in induction motor is proportional to Current I think so 18 What is zero

Torque in induction motor is proportional to current

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17.Torque in induction motor is proportional to? (Current I think so ) 18.What is zero state? 19.GSM and modulation schemes? 20.Modulation schemes in modern cell phones? 21.CMRR? (differential gain divided by common mode gain) 22.In digital communication , the modulated signal at transmitter is in the form as? (modulated analogue or modulated digital or etc ?? ) 23.What should be done to increase the directivity of antenna? (relation with gain and bandwidth) 24.What is screw phenomena? 25.Relationship between rotor poles and electric frequency in motors and generators? 26.Differential amplifiers and coupling used? 27.Basic goal of differential amp? (Noise reduction) 28.Zero-pole (un observable and uncontrollable ?? I don’t rem it) 29.Use of laplace domain? 30. 16bits x 16bits = ( 32 bits ) 31.What is impedance matching transformer? 32.Impedance matching is done for? (To reduce reflected power ) 33.What is caused because of line resistance (attenuation/distortion (coz of reactances))? 34.When did Quaid e azam gave his 14 points? (1929) 35.CM of Punjab? (Shahbaz Shareef :p) 36.Largest province according to area? (Blouchistan) 37.Northern Area are covered by Mountain ranges? (Himalyan ranges ) 38.Shunt reactor? (to reduce end terminal voltage) 39.What will be the Electrical frequency in one revolution for 8 poles ? (4 Hz) 40. Phase difference in voltages of primary and secondary windings of transformer ? (0 degree)
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