Q:

The first speaker of the Lok Sabha was

A) GV Mavlankar	B) Hukum Singh
C) MA Ayyangar	D) GS Dhillon

Answer & Explanation Answer: A) GV Mavlankar

Explanation:

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Filed Under: Indian Politics

22 6420

Q:

Srikakulam was the capital of

A) Sakas	B) Pahlavas
C) Andhras	D) Ashoka

Answer & Explanation Answer: C) Andhras

Explanation:

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Filed Under: Indian History

9 6419

Q:

Hydrogen atom is excited from ground state to another state with principal quantum number equal to 4. Then the number of spectral lines in the emission spectra will be

A) 2	B) 6
C) 5	D) 3

Answer & Explanation Answer: B) 6

Explanation:

Number of spectral lines from a state n to ground state is

n(n-1)/2 = 6

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Filed Under: Physics
Exam Prep: AIEEE

11 6415

Q:

Find the missing number in the given puzzle?

missing_number_puzzle1546602135.jpg image

A) 963	B) 696
C) 969	D) 966

Answer & Explanation Answer: C) 969

Explanation:

1 + 1 = 121 = 1x1 1+1 1x1

1 + 2 = 134 = 1x1 1+2 2x2

2 + 2 = 444 = 2x2 2+2 2x2

3 + 2 = 954 = 3x3 3+2 2x2

3 + 3 = ?

Similarly, 3x3 3+3 3x3 = 969

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Filed Under: Number Puzzles
Exam Prep: AIEEE , Bank Exams , CAT , GATE , GRE
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38 6410

Q:

Which part of a computer performs calculations?

A) Control unit	B) Arithmetic and logical unit
C) Both A & B	D) Logic bus

Answer & Explanation Answer: B) Arithmetic and logical unit

Explanation:

A computer has a CPU which is called as Central Processing UNit or a Processor builton the mother board. It has many components like control unit and Arithmetic and logical unit.

The Arithmetic and logical unit of the CPU performs the arithmetic operations or mathematical calculations.

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Filed Under: Computer
Exam Prep: AIEEE , Bank Exams , CAT
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6 6398

Q:

"If a system A is in thermal equilibrium with B and B is in thermal equilibrium with C, then A and C are in equilibrium with each other". This is a statement of

A) Cyclic rute	B) Zeroth law of thermodynamics
C) First law of thermodynamics	D) Second law of thermodynamics

Answer & Explanation Answer: B) Zeroth law of thermodynamics

Explanation:

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Filed Under: Chemistry

4 6393

Q:

Contour bunding is a method of soil conservation used in

A) Scrublands, liable to spread of weed growth	B) Hilly and Slopy or mountain areas
C) Low flat plains, close to stream courses, liable to flooding	D) Desert margins, liable to strong wind action

Answer & Explanation Answer: B) Hilly and Slopy or mountain areas

Explanation:

Contour bunding is a proven sustainable land management practice for mountainous areas, marginal, sloping, and hilly land where the soil productivity is very low.

It is widely adopted by the ethnic minorities of Nepal who practice the shifting cultivation system of farming.

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Filed Under: Indian Geography
Exam Prep: AIEEE , Bank Exams , CAT
Job Role: Analyst , Bank Clerk , Bank PO

11 6387

Q:

Water soluble vitamin include

A) vitamin C	B) niacin
C) riboflavin	D) all of the above

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