How Many Covalent Bonds Are Present In Pentane C5H12
There are 16 covalent bonds present in Pentane. Here is the structure of Pentane (C5H12) Explore more such questions and... View Article
Latest Posts
Arsenic Drugs Are Mainly Used In The Treatment Of (A) Cholera (B) Typhoid (C) Syphilis (D) Jaundice
The correct answer is (C) Syphilis. Explore more such questions and answers at BYJU’S.
Contraction of demand is the result of ________. (A) Decrease in the number of consumers. (B) Decrease in the income of purchasers. (C) Increase in the prices of other goods. (D) Increase in the price of the commodity concerned
The correct answer is D. Increase In The Price Of The Commodity Concerned. Explore more such questions and answers at... View Article
Growth Of Pollen Tube Towards Embryo Sac Is (A) Phototaxis (B) Geotropism (C) Chemotropic (D) Thigmotaxis
The correct answer is (C) Chemotropic. Explore more such questions and answers at BYJU’S.
What Is The Geometry Of NiCN42 NiCl42 And NiCO4
The geometry of [Ni(CN)4]2- is square planar, which is formed by dsp2 hybridization The geometry of [Ni(Cl)4]2- is tetrahedral, which... View Article
A particle is moving in a straight line with initial velocity and uniform acceleration a. if the sum of the distance travelled in t th and (t+1)th seconds is 100 cm, then its velocity after t seconds, in cm/s, is.
The distance travelled in n seconds = \(\begin{array}{l} S_{n} = u + \frac{1}{2} (2n – 1)a —[1] \end{array} \) So... View Article
The Odometer Of The Car Reads 2000 Km At The Start Of The Trip And 2400 Km At The End Of The Trip. If The Trip Took 8 H, Calculate The Average Speed Of The Car In Kmh−1 And Ms−1.
Given: The odometer of a car reads 2000 km. Let it be the initial distance The odometer of a car... View Article
Find the multiplicative inverse of 2 – 3i.
The multiplicative inverse of 2 – 3i is as follows Let Z = 2 – 3i \(\begin{array}{l}\Rightarrow{Z}_{i}=\frac{1}{2 – 3 i}=\frac{2+3... View Article
If (x / 2) + (x / 3) = 5 then x =
(x / 2) + (x / 3) = 5 [3x + 2x] / 6 = 5 5x / 6 =... View Article
If x + (1 / x) = 6 find x – (1 / x).
Square on both sides: → (x + 1 / x)² = 6² → x² + 1 / x² + 2... View Article
Solve 5x + 9 = 5 + 3x and check your result.
5x + 9 = 5 + 3x 5x – 3x + 9 = 5 2x + 9 = 5 2x... View Article
What is a mixed fraction? (definition)
A mixed fraction is a fraction that consists of a whole number and a fraction.
What is the value of cos 37 in fraction?
cos 37 = base / hypotenuse = 4 / 5 = 0.8
Prove that tan A / (1 – cot A) + cot A / (1 – tan A) = 1 + sec A . cosec a.
Consider the LHS of the given function. \(\begin{array}{l}{LHS}=\frac{\frac{\sin A}{\cos A}}{1-\frac{\cos A}{\sin A}}+\frac{\frac{\cos A}{\sin A}}{1-\frac{\sin A}{\cos A}} \\ =\frac{\sin A}{\cos A}... View Article
In linear equations. which is the maximum power of variable and how?
A linear equation is an equation where the highest power of the variable (usually x) is one.
Factorise ax + ay – bx – by.
ax + ay – bx – by = a (x + y) – b (x + y) = (a –... View Article
How many tens makes a crore?
1 crore = 1,00,00,000 Number of tens in 1 crore = [10000000] / 10 = 1000000 ∴ 1000000 tens make... View Article
Prove that 7 log (16 / 15) + 5 log (25 / 24) + 3 log (81 / 80) = log 2.
Answer: \(\begin{array}{l}7 \log \left(\frac{16}{15}\right)+5 \log \left(\frac{25}{24}\right)+3 \log \left(\frac{81}{80}\right) \\ =\log \left[\left(\frac{16}{15}\right)^{7} \cdot\left(\frac{25}{24}\right)^{5} \cdot\left(\frac{81}{80}\right)^{3}\right] \\ =\log \left[\left(\frac{2^{4}}{3 \times 5}\right)^{7} \cdot\left(\frac{5^{2}}{2^{3}... View Article
Divide 4500 into two parts such that 5% of the first part is equal to 10% of the second part.
Let the first part and second part be x and y respectively. According to the question, \(\begin{array}{l}\begin{array}{l} \frac{5}{100} {x}=\frac{10}{100} y\\... View Article
Estimate the following products using general rule: (a) 578 * 161 (b) 5281 x 3491 (c) 1291 x 592 (d) 9250 x 29 Make four more such examples.
(a) 578 * 161 Rounding off using general rule 578 ⇒ 600 and 161 ⇒ 200 600 * 200 =... View Article
