Questions

Q:

Which determines the frequency of a sound wave?

A) Amplitude B) Speed
C) Source D) Medium
 
Answer & Explanation Answer: A) Amplitude

Explanation:

The frequency of a sound wave is determined by the amplitude of the wave. As amplitude of the wave is high the frequency of the wave will also be high.

Report Error

View Answer Report Error Discuss

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

2 2409
Q:

The impression of an image persists on the retina for about _________ of a second.

A) 1/10th B) 1/8th
C) 1/16th D) 1/5th
 
Answer & Explanation Answer: C) 1/16th

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Physics
Exam Prep: Bank Exams , CAT

1 2409
Q:

Which among the following is not a unit of distance?

A) Light year B) Longsec
C) Astronomical unit D) Parsec
 
Answer & Explanation Answer: B) Longsec

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Physics
Exam Prep: Bank Exams

3 2409
Q:

Though the countries of South - West Asia have abundant power resources, they have not developed major industries mainly because

A) They do not have raw materials B) They do not have a large market
C) They do not have skilled labour D) They do not have capital
 
Answer & Explanation Answer: A) They do not have raw materials

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: World Geography

1 2409
Q:

Which of the following is a feature of ghrelin?

A) It stimulates appetite and energy storage B) It is released in high amounts from adipocytes during periods of excess energy intake
C) The blood level in the fasting state correlates directly with body weight D) It is a metabolic antagonist of leptin
 
Answer & Explanation Answer: A) It stimulates appetite and energy storage

Explanation:
Report Error

View Answer Report Error Discuss

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

1 2409
Q:

Steel contains

A) no carbon B) < 2% of carbon
C) > 10% of carbon D) > 29% of carbon
 
Answer & Explanation Answer: B) < 2% of carbon

Explanation:

To make steel, iron ore is first mined from the ground. It is then smelted in blast furnaces where the impurities are removed and carbon is added.

In simple, steel is iron alloyed with carbon, usually 0 - 2%.

Report Error

View Answer Report Error Discuss

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

12 2409
Q:

Which best describes the structure of a DNA molecule?

A) A double helix B) A strand of nucleic acids
C) A single strand of amino acids D) A sugar ring
 
Answer & Explanation Answer: A) A double helix

Explanation:

DNA is not a single stranded and does not have amino acids. Hence options, b & C are eiminated. Dna is a double helix structure containing nucleobase—either cytosine (C), guanine (G), adenine (A), or thymine (T)—as well as a monosaccharide sugar called deoxyribose and a phosphate group. 

Report Error

View Answer Report Error Discuss

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

1 2408
Q:

What document is the supreme law of the land?

A) The constitution B) The senate
C) The bill D) All of the above
 
Answer & Explanation Answer: A) The constitution

Explanation:
Report Error

View Answer Report Error Discuss

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

4 2408