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Doctors Medicines MCQs Q&A

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Give the correct sequence of steps involved in the process of receiving the supplies in a food service establishment.
1. Quality of ingredients are checked with specifications given to supplier.
2. Counts, weights or volume are checked to tally with amounts of various items on the delivery note.
3. Unacceptable items are returned with the person executing the delivery along with a note on delivery challan stating the items returned.
4. Delivery note is checked with copy of the order placed.
5. Delivery challan is countersigned by the receiving authority and the deliverer of supplies.
Which of the following heart valves are mechanical valves? i. Ball Valve ii. Autograft Valve iii. Xenograft Valve iv. Single Leaflet Valve v. Homograft Valve vi. Bi leaflet Valves
While starting an axial flow pump, its delivery valve should be kept
For starting an axial flow pump, its delivery valve should be
Consider the following statements: In case of helical gears, teeth are cut at an angle to the axis of rotation of the gears. 1) Helix angle introduces another ratio called axial contact ratio. 2) Transverse contact ratio is equal to axial contact ratio in helical gears. 3) Large transverse contact ratio does not allow multiple teeth to share the load. 4) Large axial contact ratio will cause larger axial force component Which of the above statements are correct?
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.) 
A, B and C are three small pumps fitted to a tank. D is a large pump fitted to the tank. Pump B is 25% more efficient than A. Pump C is 20% more efficient than B. Pump D is 4/3rd efficient of pump C. All of the pumps are used to fill the tank. What is the ratio of the time taken by pumps A and B to fill the tank together to the time taken by the pumps B and D to fill the tank together?
Which one of the following four addresses is NOT EXACTLY the same as the one given below? Beauty Mountain Whitewater Trippers, Inc. General Delivery Edmond, West Virginia 25837 (304) 574-­0211  (i) Beauty Mountain Whitewater Trippers, Inc. General Delivery Edmond, West Virginia 25837 (304) 574­-0211  (ii) Beauty Mountain Whitewater Trippers, Inc. General Delivery Edmond, West Virginia 25837 (304) 574-­0211 (iii) Beauty Mountain Whitewater Trippers, Inc.  General Delivery Edmond, West Virginia 25837 (304) 574-­0211   (iv) Beauty Mountain Whitewater Trippers, Inc.  General Deliver  Edmond, West Virginia 25837 (304) 574­0211 
Which one of the following four addresses is NOT EXACTLY the same as the one given below?  Beauty Mountain Whitewater Trippers, Inc. General Delivery Edmond, West Virginia 25837 (304) 574­0211 (i) Beauty Mountain Whitewater Trippers, Inc. General Delivery Edmond, West Virginia 25837 (304) 574­0211  (ii) Beauty Mountain Whitewater Trippers, Inc. General Delivery Edmond, West Virginia 25837 (304) 574­0211  (iii) Beauty Mountain Whitewater Trippers, Inc. General Delivery Edmond, West Virginia 25837 (304) 574­0211  (iv) Beauty Mountain Whitewater Trippers, Inc. General Deliver Edmond, West Virginia 25837 (304) 574­0211
The flow capacity of a valve is calculated by the _________ Cv, the flow of water through a wide—open valve in U.S. gal/min for a pressure gradient of 1 psi. For a given nominal valve size the highest Cv is achieved with ball valves followed by (in decreasing order) gate, plug, and globe valves.