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Q:

In order to make an electromagnet you need a

A) Dry cell batteries B) Thin coated copper wire
C) Iron nail D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

To create a simple electromagnet, you'll need a source of electricity, a conductor, and metal. Wrap insulated copper wire tightly around an iron screw or nail before connecting the wire to a battery, and watch as your new electromagnet picks up small metal objects.

 

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Filed Under: Physics
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

3 2009
Q:

Rise in sugar levels in blood is detected by the cells of:

A) Liver B) Gall bladder
C) Kidney D) Pancreas
 
Answer & Explanation Answer: D) Pancreas

Explanation:
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Filed Under: General Science
Exam Prep: AIEEE , Bank Exams , CAT

4 2008
Q:

Which of the following compounds from nitrites with nitrous acid?

A) Primary amines B) Secondary amines
C) Tertiary amines D) All of these
 
Answer & Explanation Answer: D) All of these

Explanation:

The acid and the nitrite form nitrous acid which then reacts with the amine.

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Filed Under: Chemistry
Exam Prep: Bank Exams

0 2008
Q:

A man travels 404 kilometres in partly by rail and steamer. He spends 10 hours more time on steamer. If the speed of the steamer is 30 km/hr and the velocity of rail is 50 km/hr, how much distance does he cover by steamer?

A) 407 km B) 509 km
C) 610 km D) 339 km
 
Answer & Explanation Answer: D) 339 km

Explanation:
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Filed Under: Time and Distance
Exam Prep: Bank Exams

0 2008
Q:

If a boat goes a certain distance at 30 km/h and comes back the same distance at 20 km/hr, what is the average speed (in km/hr) for the total journey?

A) 25 B) 24.5
C) 24 D) 25.5
 
Answer & Explanation Answer: C) 24

Explanation:
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Filed Under: Boats and Streams
Exam Prep: Bank Exams

5 2008
Q:

The average weight of Shubha, Govinda and Reshma is 65 kg. If the average weight of Shubha and Govinda be 63 kg and that of Govinda and Reshma be 70 kg, then the weight of Govinda is

A) 41 B) 71
C) 88 D) 46
 
Answer & Explanation Answer: B) 71

Explanation:
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Filed Under: Average
Exam Prep: Bank Exams

0 2008
Q:

A shopkeeper, sold cocoa seeds at the rate Rs 1330 a kg and bears a loss of 15%. Now if he decides to sell it at Rs 1463 per kg, what will be the result?

A) 13 percent loss B) 6.5 percent gain
C) 6.5 percent loss D) 13 percent gain
 
Answer & Explanation Answer: C) 6.5 percent loss

Explanation:
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Filed Under: Profit and Loss
Exam Prep: Bank Exams

0 2008
Q:

A sum of money is invested at 20% compound interest (compounded annually). It would fetch Rs. 723 more if interest is compounded half-yearly. The sum

A) Rs.15,000 B) Rs.30,000
C) Rs.20,000 D) Rs.7,500
 
Answer & Explanation Answer: B) Rs.30,000

Explanation:
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Filed Under: Compound Interest
Exam Prep: Bank Exams

3 2007