Related Questions

Out of the following flow measuring devices, which one incurs the maximum installation cost as well as pressure loss?
A Flow nozzle
B Venturimeter
C Rotameter
D Orificemeter
IF a pair of shoe is sold at Tk. 480, the shopkeeper incurs a 4% loss. If the shopkeeper sells that pair at Tk. 515, how much profit or loss he/she will incur ?
A 3% profit
B 3% loss
C 2% profit
D 4% profit
In which type of fluid flow, the velocity of flow of fluid changes from point to point in the fluid at any instant?
A Rotational
B Unsteady
C Turbulent
D Non-uniform
A person incurs a loss of 5 % by selling a watch for Tk. 1140. At what price should the watch be sold to earn 5% profit?
A Tk. 1580
B Tk. 1180
C Tk. 1260
D Tk. 1225
A trader incurs a loss of 10% from selling an item. If the selling price was Tk. 200 more, he would have made a profit of 15%. What was the cost of the item?
A 800
B 720
C 1200
D 900
১ জানুয়ারি ২০২৩ তারিখে যদি জমাকৃত মুনাফার হিসাবের জের ৬৩,০০০ টাকা হয় এবং কোম্পানির ২০২৩ সালে নিট ক্ষতির পরিমাণ ১২,০০০ টাকা হয়, তবে সমাপনী দাখিলায় কত টাকা অন্তর্ভুক্ত হবে? (If the balance in retained earnings on January 1, 2023 is Tk.63,000 and the company incurs a net loss of Tk. 12,000 for the year 2023, what amount would be included to the closing entries?)
A জমাকৃত মুনাফা হিসাব ডেবিট ১২,০০০ টাকা (A debit to retained earnings of the Tk. 12,000)
B জমাকৃত মুনাফা হিসাব ডেবিট ৭৫,০০০ টাকা (A debit to retained earnings of the Tk. 75,000)
C জমাকৃত মুনাফা হিসাব ক্রেডিট ৭৫,০০০ টাকা (A credit to retained earnings of the Tk. 75,000)
D জমাকৃত মুনাফা হিসাব ডেবিট ৬৩,০০০ টাকা (A debit to retained earnings of the Tk. 63,000)
The horse power transmitted through a pipe is maximum when the ratio of loss of head due to friction and total head supplied is
A $$\frac{1}{3}$$
B $$\frac{1}{4}$$
C $$\frac{1}{2}$$
D $$\frac{2}{3}$$
For turbulent flow of newtonion fluid in a circular cross-section pipe, the ratio of maximum to average fluid velocity is
A 0.5
B 1
C 0.66
The ratio of average fluid velocity to the maximum velocity in case of laminar flow of a Newtonion fluid in a circular pipe is
A 0.5
B 1
C 2
D 0.66
Two fluids are flowing through two similar pipes of the same diameter. The Reynold's number is same. For the same flow rate if the viscosity of a fluid is reduced to half the value of the first fluid, the pressure drop will
A Increase
B Decrease
C Remain unchanged
D Data insufficient to predict relative pressure drop

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