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Q:

A 4 kg object is moving horizontally with a speed of 5 m/s. To increase its speed to 10 m/s, the amount of net work required to be done on this object is:

A) 150 J B) 100 J
C) 50 J D) 75 J
 
Answer & Explanation Answer: A) 150 J

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Filed Under: Physics
Exam Prep: CAT , Bank Exams , AIEEE

Q:

Which of the numbers given below is the square root of 15376?

A) 122 B) 124
C) 134 D) 128
 
Answer & Explanation Answer: B) 124

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Filed Under: Square Roots and Cube Roots
Exam Prep: Bank Exams

Q:

Select the option that depicts the correct mirror image of the given word when the mirror is placed horizontally below the word.

HEALTHY

A) 1 B) 2
C) 3 D) 4
 
Answer & Explanation Answer: A) 1

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Filed Under: Analytical Reasoning

Q:

In a class, there were 9 boys and some girls. In a test the mean score obtained by the boys was 12 while that obtained by the girls was 14. If the overall average was 13.1, what was the total number of students in the calss?

A) 21 B) 20
C) 22 D) 19
 
Answer & Explanation Answer: B) 20

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Filed Under: Average
Exam Prep: Bank Exams

Q:

By which of the following processes are metals of high reactivity extracted from purified molten ore?

A) Reduction by an appropriate reducing agent B) Roasting
C) Electrolysis D) Calcination
 
Answer & Explanation Answer: C) Electrolysis

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Filed Under: Chemistry
Exam Prep: Bank Exams , AIEEE

Q:

Consider the given statement and decide which of the given assumptions is/are implicit in the statement.

Statement:

Teachers must attend workshops.

Assumptions:

1. Workshop updates teachers.

2. Workshops kill time.

A) Both assumptions 1 and 2 are implicit B) Neither assumption 1 nor 2 is implicit
C) Only assumption 2 is implicit D) Only assumption 1 is implicit
 
Answer & Explanation Answer: D) Only assumption 1 is implicit

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Filed Under: Statement and Assumptions
Exam Prep: AIEEE , Bank Exams , CAT

Q:

Fill in the blank with the most appropriate option.

Plants that do not have a differentiated plant body belong to the group _____

A) Bryophyta B) Phanerogams
C) Thallophyta D) Pteridophyta
 
Answer & Explanation Answer: C) Thallophyta

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Filed Under: Biology
Exam Prep: AIEEE , Bank Exams

Q:

When a number of resistors are connected in series in a circuit, the value of current:

A) increases B) becomes half
C) decreases D) remains the same
 
Answer & Explanation Answer: D) remains the same

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Filed Under: Physics
Exam Prep: CAT , Bank Exams , AIEEE