Related Questions

Stack (chimney) height in a big thermal power plant is dictated by the
ক Pollution control aspect
খ Draught to be created
গ Limitation of constructional facilities
ঘ None of these
একটি স্টেপ আপ ট্রান্সফরমারে, গৌণ কুণ্ডলীর পাকসংখ্যা মুখ্য কুন্ডলীর পাকসংখ্যার দ্বিগুণ। যদি মূখ্য কুন্ডলীকে কোন পরিবর্তী বিদ্যুৎ লাইনের সাথে সংযুক্ত করা হয়, তাহলে মুখ্য কুণ্ডলীর তুলনায় গৌণ কুণ্ডলীতে- (In a step up transformer, the number of turns in the secondary coil is twice to that of primary coil. If you apply an alternating current in the primary coil, then in the secondary coil compared to the primary coil-)
ক তড়িৎ প্রবাহের মান দ্বিগুণ হবে (current will be doubled)
খ তড়িৎ প্রবাহের মান অর্ধেক হবে (current will be halved)
গ তড়িৎ বিভবের মান অর্ধেক হবে (voltage will be halved)
ঘ তড়িৎ প্রবাহের মান সমান থাকবে (Current will remain the same)
A company reports sales revenue of Tk. 200 million the current year and Tk. 180 million last year. Their total assets in the current year are Tk. 150 million and last year's total assets were Tk. 130 million . What is the current year's asset turnover ratio ?
ক 1.48
খ 1.33
গ 1.36
ঘ 1.43
The graph of current gain versus collector current indicates that the current gain
ক varies enormously
খ is contant
গ varies slightly
ঘ equals the collector current divided by the base current
ঙ None of the above
সাধারণ পীঠ বিন্যাসে একটি ট্রানজিস্টরের সংগ্রাহক প্রবাহ 19.8 mA এবং পীঠ প্রবাহ 0.2 mA হলে প্রবাহ বিবর্ধন গুণক কত? (What is the current amplification factor for a common base configuration of a transistor if its collector current is 19.8 mA and base current is 0.2 mA ? )
ক 0.99
খ 9.9
গ 49 (D)
A man's speed with the current of a river is 15 km/hr and the speed of the current is 2.5 km/hr. What is the man's speed against the current?
ক 8.5 km/hr
খ 9 km/hr
গ 10 km/hr
ঘ 12.5 km/hr
ঙ None
A system has two IDE hard drives that are each divided into primary and extended partitions, which drive letter is assigned to the primary partition of the second drive?
ক C
খ D
গ E
ঘ F
ঙ None of the above
There are six teachers. Out of them two are primary teachers and two are secondary teachers. They are to stand in a row, so as the primary teachers, middle teachers and secondary teachers are always in a set . The number of ways in which they can do so, is-
ক 52
খ 48
গ 34
ঘ None of these
What is the primary difference between primary and secondary cell batteries?
ক Primary-cell batteries can be recharged and used many times, whereas secondary-cell batteries cannot be properly recharged
খ Secondary-cell batteries can be recharged and used many times, whereas primary-cell batteries cannot be properly recharged
গ Primary-cell batteries use chemical cells, whereas secondary-cell batteries use an alternative energy source, such as thermal or magnetic energy, to supplement their outputs
ঘ Primary-cell batteries must be recharged at a much slower rate that secondary-cell batteries
ঙ None of the above
Which of the following refers to a cursor type that when the cursor is opened, a primary key value is saved for each row in the recordset; when the application accesses a row, the key is used to fetch the current values of the row?
ক Forward only
খ Static
গ Keyset
ঘ Dynamic

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