Questions

Q:

What is the IUPAC name of [Co(NH3)4Cl2]?

A) Tetra-ammine dichloro cobalt (III) chloride B) Tetra-ammine trichloro cobalt (III)
C) Tri-ammine dichloro cobalt (III) chloride D) Tetra-ammine dichloro cobalt
 
Answer & Explanation Answer: A) Tetra-ammine dichloro cobalt (III) chloride

Explanation:

The IUPAC nomenclature in organic chemistry is a systematic method that is used to name organic chemical compounds as recommended by the International Union of Pure and Applied Chemistry (IUPAC).

 

The IUPAC name of the given complex [Co (NH₃)₄Cl₂ ]Cl is - Tetra-ammine dichloro cobalt (III) chloride.

 

The complex [Co (NH₃)₄ Cl₂ ] Cl ionizes an aqueous solution to furnish the chloride ion Cl⁻ and [Co (NH₃)₄ Cl₂ ] ⁺.

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Q:

Air pressure is usually highest when the air is 

A) warm and moist B) cool and dry
C) warm and dry D) cool and moist
 
Answer & Explanation Answer: D) cool and moist

Explanation:

Both warmth and moisture reduce the density of air and hence its pressure is high.

                                  Air_pressure_is_usually_highest_when_the_air_is1558073685.png image

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90 18453
Q:

At what time between 2 and 3 O'clock, the hands of a clock coincide ?

A) 1 10/11 minutes past 2 B) 1 10/11 minutes past 3
C) 1 11/10 minutes past 3 D) 11 10/11 minutes past 2
 
Answer & Explanation Answer: A) 1 10/11 minutes past 2

Explanation:

Since, in one hour, two hands of a clock coincide only once, so, there will be value.
Required time T = 211H×30 + Ao minutes past H.
Here H - initial position of hour hand = 2 (since 2 O'clock)
A° = Required angle = 0° (Since it coincides)

 

T = 2112×30 + 0o minutes past 2 

 

=> 11011 minutes past 2

 

 

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52 18449
Q:

Which of the following is a form of functional testing?

A) Security testing B) Performance testing
C) Boundary value analysis D) Usability testing
 
Answer & Explanation Answer: D) Usability testing

Explanation:

Functional testing is a type of testing that is done against the requirements of the business application. 

Which_of_the_following_is_a_form_of_functional_testing1552046654.png image

Examples of functional testing are Smoke testing, Sanity testing, Regression testing, Usability testing.

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Q:

Padma Shri - Dr Sundaram (S) Ramakrishnan passed away recently. What was his profession?

 

A) Scientist B) Politician
C) Engineer D) Doctor
 
Answer & Explanation Answer: A) Scientist

Explanation:
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Q:

You can use the tab key to ________

A) move a cursor across the screen B) indent a paragraph
C) move the cursor down the screen D) both (a) and (b)
 
Answer & Explanation Answer: D) both (a) and (b)

Explanation:
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59 18419
Q:

Where is the Longest Corridor in India ?

Answer



Rameshwaram Temple Corridor (5000 feet)


 

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26 18412
Q:

Tansen Samman has been instituted by the Government of

A) Uttar Pradesh B) Gujarat
C) Maharashtra D) Madhya Pradesh
 
Answer & Explanation Answer: D) Madhya Pradesh

Explanation:
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