Related Questions

The phase difference between the input and output voltages in a common base arrangement is ___________
A 180°
B 90°
C 270°
D 0°
The phase difference between the input and output voltages of a transistor connected in common collector arrangement is ___________
A 0°
B 90°
C 180°
D 270°
কমন এমিটার অ্যামপ্লিফায়ারে ইনপুট ও আউটপুট সিগনালের মধ্যকার দশা পার্থক্য কত? (The phase difference between input and output signal of a common emitter amplifier is-)
A 0°
B 90°
C 180°
D 270°
দুটি সুসঙ্গত উৎস থেকে λ দৈর্ঘ্যের দুটি তরঙ্গ সমদশায় বের হয় । একটি বিন্দুতে যেখানে তরঙ্গ দুটি মিলিত হয় সেখানে তাদের দশা পার্থক্য 90° । তরঙ্গ দুটির অতিক্রান্ত পথ পার্থক্য তখন কত ? ( Two coherent sources emit waves of wavelength λ which are in phase. which are in phase. The two waves meet at a point where they have a phase difference of 90°. Which of the following could be the traversed path difference between the waves?)
A 2λ
B λ
C λ/2
D λ/4
In a phase-shift control method, the phase shift between anode and grid voltages can be achieved by means of
A Shunt motor
B Synchronous motor
C Induction regulator
D Synchronous generator
In a CE amplifier, the phase difference between voltage across collector load RC and signal voltage is ___________
A 180°
B 270°
C 90°
D 0°
The output power of a transistor amplifier is more than the input power because the additional power is supplied by ___________
A Transistor
B Biasing circuit
C Collector supply VCC
D None of the above
The difference between a two-digit number and the number obtained by interchanging the digits is 36. What is the difference between the sum and difference of the digits of the number if the ratio between the digits the number is 1 : 2?
A 4
B 8
C 16
D 24
The difference between the radio of bigger difference between circle and smaller circle is 14 and the difference between their sareas is 1056 cm2 . Radius of the smaller circle is .
A 7 cm
B 5 cm
C 9 cm
D 3 cm
In a ∆-connected generator, all of the phase voltages are
A Zero
B Equal in magnitude
C One-third of total
D One-sixth of total

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