Questions

Q:

Wireless transmission can be done via

A) Infrared waves B) Radio waves
C) Microwaves D) All of the above
 
Answer & Explanation Answer: D) All of the above

Explanation:

Wireless transmission can be done via any of the Infrared waves, Radio waves or Microwaves.

Report Error

View Answer Report Error Discuss

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

6 6076
Q:

On which day ' National Science Day ' is celebrated in India ?

A) February 23 B) February 25
C) February 26 D) February 28
 
Answer & Explanation Answer: D) February 28

Explanation:

National Science Day is celebrated in India on 28 February each year to mark the discovery of the Raman effect by Indian physicist Sir Chandrashekhara Venkata Raman on 28 February 1928.

Report Error

View Answer Report Error Discuss

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

23 6076
Q:

Who invented fuel cells in 1839?

A) Buckminster Fuller B) Sir William Grove
C) Sylvester Graham D) Joyce Hall
 
Answer & Explanation Answer: B) Sir William Grove

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Inventions

11 6073
Q:

Which compound forms a colored aqueous solution?

A) CrCl3 B) KBr
C) CaCl2 D) NaOH
 
Answer & Explanation Answer: A) CrCl3

Explanation:

Colored aqueous solutions are a characteristic of transition compounds.

The only transition compound in the above choices is CrCl3.

Cr is a transition element.

Report Error

View Answer Report Error Discuss

Filed Under: Chemistry
Exam Prep: AIEEE , Bank Exams
Job Role: Analyst

5 6072
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

Report Error

View Answer Report Error Discuss

Filed Under: Physics

8 6071
Q:

What building has the most stories?

Answer

A Libraury. It has more number of story books in it to read.

Report Error

View answer Workspace Report Error Discuss

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

5 6071
Q:

Who won the world’s largest pre-college science competition in the US in the environmental engineering category for his project on biodegradation of pesticides  ?

A) Shanmuga Sundaram B) Prashant Ranganathan
C) Suresh Kumar D) Vijay Ragunathan
 
Answer & Explanation Answer: B) Prashant Ranganathan

Explanation:

An Indian boy has won the world’s largest pre-college science competition in the US in the environmental engineering category for his project on biodegradation of pesticides. Prashant Ranganathan, a 12th grader from Jamshedpur, alongwith over 20 high school students from various parts of India, participated in the Intel International Science and Engineering Fair.

Report Error

View Answer Report Error Discuss

Filed Under: Honours and Awards
Exam Prep: AIEEE , Bank Exams , CAT , GATE
Job Role: Bank Clerk , Bank PO

4 6070
Q:

'Zulfi, MyFriend ' is a book written by

A) Z.A. Bhutto B) Md. Ali Jinnah
C) Khushwant Singh D) Piloo Modi
 
Answer & Explanation Answer: D) Piloo Modi

Explanation:
Report Error

View Answer Report Error Discuss

Filed Under: Books and Authors

5 6069