Related Questions

The equivalent diameter for flow through a rectangular duct of width B and height H is
A $$\frac{{{\text{HB}}}}{{2\left( {{\text{H}} + {\text{B}}} \right)}}$$
B $$\frac{{{\text{HB}}}}{{{\text{H}} + {\text{B}}}}$$
C $$\frac{{2{\text{HB}}}}{{{\text{H}} + {\text{B}}}}$$
D $$\frac{{4{\text{HB}}}}{{{\text{H}} + {\text{B}}}}$$
ABCD is a rectangle . If its lengthis decreased by 5 meter and the width is increased by 3 mete3r, the area de3creases by 2 meter, the area inceases by 67 square meter, What is the width width of ABCD?
A 9 meter
B 17 meter
C 18 meter
D 22 meter
A survey was conducted among the students of Khulna University to find out how many forms of physical exercise usually swam, 25% said they usually did jogging, 20% said they played cricket, 15% said they usually played football and 20 respondents said they did not take any form of exercise. From the above findings it can be concluded that.
A The student of khulna University do not usually take physical exercise.
B No respondent took more than one form of exercise.
C The method of data collection was not valid.
D Some of the respondents took more than one form of exercise.
If 18 identical machines required 40 days to complete a job, how many fewer days would have been required to do the job if 6 additional machines of the same type had been used from the beginning?
A 10
B 13.33
C 16
D 26.66
If it takes 4 days for 3 machines to do a certain job, it will take two machines to do the same job in -
A 6 days
B 4 days
C 5 days
D 2 days
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
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 10800
Running at the same constant rate, 6 identical machines can produce a total of 270bottles per minute. At this rate, how many bottles could 10 such machines produce in 4 minutes?
A 648
B 1800
C 2000
D 2320

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