Related Questions

Who proposed Continental drift theory?
A Alfred Wegener
B Alfred Worwick
C Alfred Hanks
D Alfred Mane
4×10- 6 m2 গ্ৰন্থচ্ছেদ বিশিষ্ট একটি পরিবাহীর ভেতর দিয়ে 5A তড়িৎ প্রবাহিত হচ্ছে। পরিবাহীর মধ্যে চার্জের ঘনত্ব 5×1026 / m3 হলে ইলেকট্রনের drift speed কত?
A 0.015625ms-1
B 0.015625cms-1
C 1128ms-1
D Impossible to calculate from above data
As the electron beam moves through a klystron’s intercavity drift space
A Frequency modulation at the input cavity creates velocity modulation at the output cavity
B Velocity modulation at the input cavity creates density modulation at the output cavity
C Density modulation at the input cavity creates velocity modulation at the output cavity
D Phase modulation at the input cavity creates velocity modulation at the output cavity.
Which of the following structures protects the shore by trapping of littoral drift?
A groynes
B sea walls
C revetments
D moles
The amplifier which has no drift is called as
A Differential amplifier
B DC amplifier
C Single ended amplifier
D Chopper amplifier
Which of the following employs an accessory known as 'drift eliminator' ?
A Multiple effect evaporator
B Mechanical draft cooling tower
C Rotary dryer
D Rotating disc contactor
The mountains which come into being after the continental drift started, with the break up of the large land mass of pangola are
A young mountains
B old mountains
C volcanic mountains
D fold mountains
Drift in a cooling tower is
A The water entrained by the circulating air
B Dependent on the water lost by evaporation
C Desirable
D All of the above
The simplicity of the theory, its main attraction, is also its ------; for only by ---- the assumptions of the theory it is possible to explain the most recentobsrvatins made by researchers.
A glory / rejecting
B liability / accepting
C undoing / supplementing
D downfall / considering
Theory x ও Theory y -এ প্রবক্তা কে?
A মাসলো
B উইলিয়াম উইচি
C ডগলাস ম্যাকগ্রেগর
D মার্ক ওয়েন

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