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Q:

Which one of the following elements will be an isobar of calcium if the atomic number of calcium is 20 and its mass number is 40?

 

A) Element with 18 neutrons and 20 protons  B) Element with 19 neutrons and 18 protons 
C) Element with 19 neutrons and 20 protons  D) Element with 18 neutrons and 22 neutrons
 
Answer & Explanation Answer: D) Element with 18 neutrons and 22 neutrons

Explanation:
Isobar: one of two or more atoms having equal atomic weights but different atomic numbers.
 
                    Mass number     Electrons      Neutrons
    Calcium            40                    20                 20
 
     Argon              40                    18                 22
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Filed Under: Chemistry
Exam Prep: Bank Exams

Q:

From the given alternative words, select the word which cannot be formed using the letters of the given word:

COMMENTATOR

A) MART B) COMMON
C) MOMENT D) CONTRACT
 
Answer & Explanation Answer: D) CONTRACT

Explanation:
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Filed Under: Logical Sequence of Words
Exam Prep: Bank Exams

Q:

A series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.

9 , 21, 45, 93, ? , 381

A) 189 B) 198
C) 188 D) 112
 
Answer & Explanation Answer: A) 189

Explanation:
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Filed Under: Number Series
Exam Prep: Bank Exams

Q:

A series is given, with one term missing. Choose the correct alternative from the given ones that will complete the series.

T Q N K H E B Y V S P ? ? ?

A) NKG B) NKI
C) MJG D) MJH
 
Answer & Explanation Answer: C) MJG

Explanation:
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Filed Under: Alphabet Test
Exam Prep: Bank Exams

Q:

Which word comes first in the dictionary?

A) Carrom B) Cramming
C) Carrier D) Cartoon
 
Answer & Explanation Answer: C) Carrier

Explanation:
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Filed Under: Arithmetical Reasoning
Exam Prep: Bank Exams

Q:

Which of the numbers given below is NOT rational?

A) 3√8 B) 3√64
C) √64 D) √8
 
Answer & Explanation Answer: D) √8

Explanation:
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Filed Under: Numbers
Exam Prep: Bank Exams

Q:

A new topic named Problem Solving was also introduced and it was decided that 10% time of all topics except Arithmetic will be devoted to it. What will be the central angle (in degrees) made by Problem Solving in the new pie chart?

A) 17.28 B) 18
C) 19.44 D) 36
 
Answer & Explanation Answer: C) 19.44

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

Q:

If Data Interpretation and Modern Maths were taught for a combined time of 96 hours, then for how much time (in hours) were Number system and Geometry
taught?

A) 136 B) 184
C) 216 D) 232
 
Answer & Explanation Answer: D) 232

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