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Proton-pump inhibitors are
ক Omeprazole
খ Pantoprazole
গ Sucralfate
ঘ Famotidine
ঙ Misoprostol
একটি পানিপূর্ণ কুয়ার গভীরতা 20m ও ব্যাস 2 m. কুয়াটিকে পানি শূণ্য করার জন্য 5 HP এর একটি পাম্প লাগানো হল। অর্ধেক পানি তোলার পর পাম্পটি নষ্ট হয়ে গেল। বাকি পানি তোলার জন্য একই ক্ষমতা সম্পন্ন আর একটি পাম্প লাগানো হল। প্রথম পাম্প দ্বারা সম্পাদিত কাজের পরিমান নির্ণয় কর।(The depth and diameter of a water filled well are 20 m and 2 m respectively. An engine of 5 HP is attached to pump out the water. The pump was ruined after emptying half of the water. Then another pump of same capacity was attached to pump out rest of the water. Determine the work done by first pump.) 
ক 2.54 × 104 J
খ 1.44 × 104 J
গ 2.34×104 J
ঘ 1.54 × 104 J
ঙ 1.54 ×104 J
Working alone, pump A can empty a pool in 3 hours. Working alone, pump B can empty the same pool in 2 hours. Working together, how many minutes will it take pump A and pump B to empty the pool?
ক 72
খ 75
গ 84
ঘ 96
A centrifugal pump designed to pump water is employed to pump a more viscous oil. In the later case, the pump
ক Develops a lower head
খ Capacity is reduced
গ Requires more power
ঘ All of the above
A boat has a crack in its bull which is leaking water into the boat and could pump which can pump the water out in 8 hours . If the boat is 168 km away from the shore and the pump is running what is the minimum speed the boat should run at so that it can reach the shore before sinking?
ক 5km./hour
খ 6 km/hour
গ 7 km/hour
ঘ 8km/hour
Primary active transport of hydrogen ion proton pump occurs in
ক Gastric glands
খ Cortical collecting ducts of the kidneys
গ Osteoclasts of bone
ঘ Ventricles of the brain
ঙ Capillaries in the lungs
In the decade there has been significant decrease in coffee consumption.During this same time, there has been increasing publicity about the caffeine in coffee's adverse long term effects on health. Therefore, the decrease in coffee consumption must have been caused by consumer's awareness of the harmful caffeine. Which of the following, if true,most seriously calls into question the explanation above ?
ক On average,people consume 30% less coffee today than they did 10 years ago
খ Sales of specialty types of coffee have held steady as sales of regular brands have declined
গ The consumption of fruit juice and caffeine-free herbal tea has increased over the decade
ঘ Coffee prices increased steadily in the past decade because of unusually severs frosts in coffee-growing nation's.
The adverse effects of typical antipsychotic drugs due to "dopaminergic receptor blockode'
ক Galactorrhoea
খ Neuroleptic malignant syndrome
গ Orthostatic hypotension
ঘ Urinary retention
ঙ Sedation
Following is/are the adverse effects of propranolol due to blocking of the B2 receptors
ক Bronchoconstriction
খ Peripheral vasoconstriction
গ Bradycardia
ঘ Hypotension
ঙ Cardiac depression
The adverse effects of typical antipsychotic drugs due to "dopaminergic receptor blockade.
ক Galactorrhea
খ Neuroleptic malignant syndrome
গ Orthostatic hypotension
ঘ Urinary retention
ঙ Sedation

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