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24 Aug 2021: The Hindu Analysis

UPSC Current Affairs Preparation: The Hindu Analysis Watch expert analysis of ‘The Hindu’ dated 24th Aug 2021. Important news and views to boost... View Article

Sulphuryl chloride SO₂Cl₂ reacts with white phosphorus P₄ to give

Solution: Sulphuryl chloride reacts with white phosphorus to give phosphorus pentachloride and sulphur dioxide. 10SO2Cl2 + P4 → 4PCl5 + 10SO2... View Article

Telomerase is an enzyme which is a

a) RNA b) ribonucleoprotein c) simple protein d) repetitive DNA Solution: Telomerase is a ribonucleoprotein enzyme. It adds bases at the 3'... View Article

Parsing is also known as ?

a. Lexical analysis b. Syntax analysis c. Semantic analysis d. Code generation Solution: Parsing is also called syntax analysis. A... View Article

What is the full form of 4G?

Solution: 4G stands for fourth generation. It is the fourth generation of mobile phone communication technology standards and is a successor to... View Article

Name of a solid non-metal.

Solution: Carbon is a solid non-metal. Boron, Silicon are also solid non-metals.... View Article

Solve for x: (x-2)/(x-3) + (x-4)/(x-5) = 10/3, x ≠ 3, 5

Solution: (x-2)/(x-3) + (x-4)/(x-5) = 10/3 [(x-2)(x-5) + (x-4)(x-3)]/(x-3)(x-5) = 10/3 [x2-7x+10 + x2-7x+12]/(x2-8x+15) = 10/3 3(2x2-14x+22)... View Article

Solve the equation: 3(n-5) = 21

Solution: Given 3(n-5) = 21 (n-5) = 21/3 n-5 = 7 So n = 7+5 = 12... View Article

Verify (x³-y³) = (x-y) (x²+xy+y²) using some non-zero positive integers and check by actual multiplication

Solution: Given (x3-y3) = (x-y) (x2+xy+y2) Let us expand RHS (x-y) (x2+xy+y2) = x3 -x2y + x2y - xy2 +xy2 - y3 = x3 - y3 = LHS Hence proved.... View Article

The vertical angle of an isosceles triangle is 100⁰. Find it’s base angles.

Solution: In an isosceles triangle, base angles are equal. Sum of all the angles of a triangle is 1800. Let x be a base angle. So x+x+100 =... View Article

What is the taste of base.

a) salty b) sweet c) bitter d) none of these Solution: Bases have a bitter taste. Hence option c is the answer.... View Article

33/-55 in standard form is

Solution: To simplify the given fraction, divide numerator and denominator by 11. 33/-55 = -3/5... View Article

The expansion of RAM…

1) READ OCTANE MACHINE 2) RANDOM ACCESS MEMORY 3) READ ACCESS MEMORY 4) RANDOM ACCESS MACHINE Solution: RAM stands for... View Article

(-57)×(-19)+57 =

Solution: (-57)×(-19)+57 = 57(19)+57(1) (since -×- = +) = 57(19+1) = 57×20 = 1140... View Article

Who is the first female IPS officer of independent India?

Solution: Kiran Bedi is the first female IPS officer of independent India.... View Article

I saw — one eyed man. Fill in the blank with a suitable article (a/an/the)

Solution: I saw a one eyed man. Here the indefinite article 'a' will be used before the word 'one' as it begins with a consonant sound.... View Article

What is the collective noun for chickens hatched the same time?

Solution: Brood is the collective noun for the chickens hatched at the same time.... View Article

The sum of all the three angles in a triangle is

Solution: The sum of all the three angles in a triangle is 1800.... View Article

Meeru had lost her way home and was standing 25 meters away from her house in the south-west direction. She walks 20 meters north and reaches point A. How far and in which direction would she have to walk to reach her house?

Solution: Given Meeru is 25 m away from her house in the south-west direction. Then she walks 20 m north and reaches point. A right angle... View Article

There is a circular path around a sports field. Sonia takes 18 mins to drive one round of the field,while Ravi takes 12 mins for the same. Suppose they both start at the same point and at the same time, and go in the same direction. After how many minutes will they meet again at the starting point?

Solution: We have to find the LCM of 18 and 12 to find the meeting time. 18 = 2×3×3 12 = 2×2×3 LCM = 22×32 = 36... View Article