Related Questions

A machine can produce 10 units in 5 hours. Another machine can produce 5 units in 10 hours. Working together, how many units can they produce in 30 hours?
A 50 units
B 60 units
C 70 units
D 80 units
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
When two main plates are kept in alignment butting each other and riveted with cover plate on both sides of the main plates with two rows of rivets in each main plate, the joint is known as ________ double cover butt joint.
A Single riveted
B Double riveted
C Multi riveted
D None of these
When two main plates are kept in alignment butting each other and riveted with cover plate on both sides of the main plates with two rows of rivets in each main plate, the joint is known as _______ double cover butt joint.
A Single riveted
B Double riveted
C Both (A) and (B)
D None of these
A system investigation may result from
A an analysis investigation
B a scheduled systems reviewed
C a manager's formal request
D All of the above
E None of the above
In how many years, Tk. 150 will produce the same interest @8% Tk.800 produce in years @4.5% ?
A 6
B 8
C 9
D 12
In vineyard there are 220 rows of vines.Each row is 192 metres long and plants are plant 4 metres apart. On average each plant produce 900kg of grapes a season. The amount of grape produce in a season closest to-
A 10000kg
B 100000kg
C 400000kg
D 1600kg
Running at the same constant rate, 6 identical machines can produce a total of 270 bottles per minute. At this rate, how many bottles could 10 such machines produce in 4 minutes?
A 648
B 1800
C 2700
D None of these
Running at the same constant rate 6 identical machines can produce a total of 270 bottles per minute . At this rate, how many bottles could 10 such machines produce in 4 minutes?
A 1800
B 648
C 2700
D 10800
Running at the same constant rate, 6 identical machines can produce a totoal of 270 bottles per minute. At this rat, how many bottles could 10 such machines produce in 4 minutes?
A 648
B 10800
C 2700
D 1800

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