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Q:

Find the resistance (in mega Ω) of a wire of length 10 m, cross sectional area 1 cm2 and made of a material of resistivity 100 Ωm.

 

A) 1000   B) 20  
C)  500   D) 10
 
Answer & Explanation Answer: D) 10

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Q:

The table below gives the details of the number of students in Class 10, section A and B who had taken mid-term and final exam.

 

Result Sec A Sec B
Total number of students who failed in both exams 28 23
Total number of students who failed in mid-term but passed in finals 14 12
Total number of students who passes in mid-term but failed in finals 6 17
Total number of students who passed in both the exams 64 55

 

What is the total number of students in both, section A and B?

A) 219 B) 221
C) 292 D) 291
 
Answer & Explanation Answer: A) 219

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Q:

If two coulomb of charge flows through any cross-section of a conductor in one second, what will be the current flowing through it?

A) 1 Ampere B) 1/2 Ampere
C) 1/4 Ampere D) 2 Amperes
 
Answer & Explanation Answer: D) 2 Amperes

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Q:

Assuming that the charge of an electron is 1.6 x 10-19 C, the number of electrons passing through a section of wire per second when the wire carries a current of 1 A is

 

 

 

A) 6.25 x 1018 C B) 1.6 x 10-19 C
C) 1.6 x 1019 C D) 0.625 x 1017 C
 
Answer & Explanation Answer: A) 6.25 x 1018 C

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Q:

The given table provides the details of the number of students in Class 10, Section A and B, who had taken their midterm and final exams.

 

 

The pass percentage of those Section B students who passed in at least one of the two exams (midterm and final) is

 

A) 79 B) 78.2
C) 78.5 D) 78
 
Answer & Explanation Answer: C) 78.5

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Q:

What is the pass percentage in at least one of the two exams for section A (approximately or rounded)?

 

A) 80 B) 65
C) 75 D) 70
 
Answer & Explanation Answer: C) 75

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Q:

Consider the statement to be true and decide which of the following assumptions is/are implicit.

 

Statement :

 

This year in the budget section, there was no find allotment for travel insurance.

 

Assumptions :

 

1. Travel insurance requires funds.

2. There are many other areas that need more financial attentions.

 

 

A) Both assumptions 1 and 2 are implicit B) Only assumption 1 is implicit
C) Only assumption 2 is implicit D) Either assumption 1 or 2 is implicit
 
Answer & Explanation Answer: A) Both assumptions 1 and 2 are implicit

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Q:

The following table gives the details of the number of students in class 10, Section A and B, who had taken their midterm and final exams.

 

Result Section A Section B

Total number of students who failed in both the exams

28 23
Number of students who failed in the midterm but passed iin the final exam 14 12
Number of students who passed in the midterm but failed in the final exam 6 17
Number of students who passed in both the exams 64 55

 

Based on the given data, the percentage of Section A students who passed the annual exam is ___.

A) 69.69 B) 69.54
C) 69.70 D) 69.64
 
Answer & Explanation Answer: D) 69.64

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