Questions

Q:

When white light passes through a glass prism we get a spectrum on the other side of the prism. In the emergent beam the ray which is deviated least is

A) the violet ray B) the red ray
C) the green ray D) the blue ray
 
Answer & Explanation Answer: B) the red ray

Explanation:

Red is deviated the least and violet the most

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Filed Under: Physics

14 6510
Q:

When a steel ball is placed on the surface of mercury, it does not sink because

A) of the surface tension of mercury B) mercury is a semisolid
C) of the high viscosity of mercury D) the density of mercury is greater than that of steel
 
Answer & Explanation Answer: D) the density of mercury is greater than that of steel

Explanation:

A solid sinks in a liquid if its density is greater than that of the liquid. if less, it floats

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Filed Under: Physics

8 6509
Q:

A famous hill station in Uttar pradesh is...........

A) Darjeeling B) Dalhousie
C) Kulu D) Nainital
 
Answer & Explanation Answer: D) Nainital

Explanation:

Darjeeling is in West Bengal and other two are in Himachal Pradesh.

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Filed Under: Indian Geography

18 6504
Q:

The first effective vaccine against polio was prepared by ?

A) Robert Edwards B) James Simpson
C) H Gibbon D) Jonas E Salk
 
Answer & Explanation Answer: D) Jonas E Salk

Explanation:
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Filed Under: Inventions
Exam Prep: AIEEE
Job Role: Bank Clerk

14 6503
Q:

One boat is overtaking another. Which boat must give way?

Answer

The boat which is overtaken must give way to the boat which is overtaking.

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Subject: Logic Puzzles Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE
Job Role: Analyst , Bank Clerk , Bank PO

20 6502
Q:

What is difference between ARP and RARP?

Answer

The address resolution protocol (ARP) is used to associate the 32 bit IP address with the 48 bit physical address, used by a host or a router to find the physical address of another host on its network by sending a ARP query packet that includes the IP address of the receiver.


The reverse address resolution protocol (RARP) allows a host to discover its Internet address when it knows only its physical address

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Subject: Networking
Job Role: Network Engineer

3 6494
Q:

The book ' Gullivers Travels ' was written by

A) Charles Lamb B) Charles Dickens
C) Alexander Dumas D) Jonathan Swift
 
Answer & Explanation Answer: D) Jonathan Swift

Explanation:
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Filed Under: Books and Authors

8 6488
Q:

Water kept in an earthen pot is less cool on rainy days than in summer because during the rainy days 

A) the pores in the pot are closed B) rain water stops oozing out from the pores
C) the water that oozes out does not evaporate quickely because of the large percent age of moisture in the air D) surface of the pot becomes damp
 
Answer & Explanation Answer: C) the water that oozes out does not evaporate quickely because of the large percent age of moisture in the air

Explanation:

To evaporate the water that oozes out, heat is required. Part of this heat is taken from the water inside which therefore become cool. Therefore (C) is correct. Here evaporation is less, so cooling too is less.

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Filed Under: Physics

11 6484