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The Rocket Launching Station In India Is Located At_____

The Rocket Launching Station is located at Thumba in Thiruvananthapuram. It is India's first spaceport, which was established in 1963. Thumba... View Article

Bulliform Or Motor Cells Are Present In (A) Dicot Stem. (B) Upper Epidermis Of Dicot Leaves.(C) Upper Epidermis Of Monocot Leaves.(D)Lower Epidermis Of Monocot Leaves.

The correct answer is (C) Upper Epidermis Of Monocot Leaves. Explore more such questions and answers at Byju’s.... View Article

Using Differentials, Find The Approximate Value Of Each Of The Following Up To 3 Places Of Decimal.(1) (15)1/4.(2) (82)1/4.(3) (255)1/4.

Given: (1)(15)1/4 Consider y = (x)1/4 Let x = 16 Δ x = -1 Then Now, dy is approximately equal to Δy and is given by, dy = As y =... View Article

If A And B Are Positive Integers Then The Solution Of The Equation Ax = B Has To Be Always: (A) One. (B) Zero.(C) Positive. (D) Negative.

The correct answer is (C) Positive. If ax = b, then x = b/a. Since a and b are positive integers. Therefore, b/a is also a positive integer.... View Article

Using Differentials, Find The Approximate Value Of Each Of The Following Up To 3 Places Of Decimal. (1) Sqrt 0.6. (2) Sqrt 25.3. (3) Sqrt 49.5

Sol: (1) Given: Consider y= Let x = 1 Then, Now, dy is approximately equal to Δy and is given by, As y = Hence, the... View Article

DDT Can Be Prepared By Reacting Chlorobenzene In The Presence Of Conc H2SO4 With____.

DDT Can Be Prepared By Reacting Chlorobenzene In The Presence Of Conc H2So4 With Chloral hydrate. This is the standard method to prepare the... View Article

The First Member In The Homologous Series Of Alkane Is (A) Ethene.(B) Ethyne.(C) Methane.(D) Propyne.

The correct answer is (C) Methane. Explore more such questions and answers at BYJU’S.... View Article

A Particle Moves In A Circle Of Radius 20cm.Its Linear Speed Is Given By V=2t,Where T Is In Second And V Is In M/S.Find The Tangential Acceleration At T=3s.

The linear speed at t = 3s is v = 2t = 6m/s The radial acceleration at t = 3s is = The tangential acceleration is Therefore, the answer... View Article

The Pair Of Amphoteric Hydroxides Is : (A) BeO And BO3.(B) BeO And MgO.(C) BeO And ZnO.(D) Al2O3 And Li2O.

The correct answer is (C) BeO And ZnO Explore more such questions and answers at BYJU’S.... View Article

The Highest Court Of Appeal In India Is The (A) President.(B) Rajya Sabha.(C) Supreme Court.(D)Union Parliament.

The correct answer is (C) Supreme Court. Explore more such questions and answers at BYJU’S.... View Article

The Edible Part Of Orange Is (A) April.(B) Endocarp.(C) Mesocarp.(D) Placental Hair.

The correct answer is (D) Placental Hair. Explore more such questions and answers at BYJU’S.... View Article

The Study Of Nervous System And Its Disorders Is Called (A) Neurology. (B) Neuroglia.(C) Hematology.(D) Neurogenesis.

The correct answer is (A) Neurology. (A) Neurology--The study of the nervous system and its disorders (B) Neuroglia--It refers to the... View Article

Which Amongst The Following Has Maximum Conductivity(A) [Cr(NH3)6] Cl3.(B) [Cr(NH3)3 Cl3].(C) [Cr(NH3)4 Cl2]Cl.(D) [Cr(NH3)5 Cl]Cl2.

The correct answer is (A) [Cr(NH3)6] Cl3. The more the number of ions, the more will be the conductivity. [Cr(NH3)6] Cl3--Number of ions = 1 +... View Article

Which Of The Following Conditions Are Required During The Production Of Biogas? (A) Absence Of Oxygen. (B) Absence Of Carbon. (C) Presence Of Carbon. (D) Presence Of Oxygen.

The correct answer is (A) Absence Of Oxygen. Explore more such questions and answers at BYJU’S.... View Article

The Major Components Of Food Which Is Required By The Body For Wear And Tear Is (A) Salts.(B) Minerals.(C) Proteins.(D) Vitamins.

The correct answer is (C) Proteins. Explore more such questions and answers at BYJU’S.... View Article

In a library, there were 12% Hindi books, 20% Telugu books, 40% English books and 8% French books out of a total of 800 books. The number of French books is

Total number of books = 8008% French books are present.Number of French books = (8 / 100) * 800 = 64... View Article

If A, B, C are angles of a triangle, then the value of [latex]\begin{vmatrix} e^{2iA} &e^{-iC} &e^{-iB} \\ e^{-iC} &e^{2iB} &e^{-iA} \\ e^{-iB}& e^{-iA} & e^{2iC} \end{vmatrix}[/latex] is

The value of the above determinant is calculated as follows.... View Article

The marks obtained by nine students in physics and Mathematics are given below:Physics: 48 60 72 62 56 40 39 52 30Mathematics: 62 78 65 70 38 54 60 32 31Calculate Spearman’s coefficient.

On arranging the data in descending order, Physics: 72, 62, 60, 56, 52, 48, 40, 39, 30 Mathematics: 78, 70, 65, 62, 60, 54, 38, 32, 31... View Article

Why is tossing a coin considered to be a fair way of deciding which team should get the ball at the beginning of a football game?

When a coin is tossed, the possible outcomes are only two, head or tail.It is either head could come or tailHeads and tails are equally likely... View Article

The common difference for even number of terms written in a symmetrical manner for an arithmetic progression has a common difference of?

The common difference is 2d for an even number of terms written in a symmetrical manner for an arithmetic progression. For example in the given... View Article

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