| 2023-02-13 | Choose the correct order of stability of carbocation using the conc... | 2:49 | 13 | |
|
| 2023-02-13 | Find perpendicular distance from the origin to the line joining the... | 6:27 | 1,497 | |
|
| 2023-02-13 | Explain the reaction of the business class towards the Civil Disobe... | 2:16 | 13 | |
|
| 2023-02-13 | How does molar conductivity vary with concentration for (i) weak el... | 8:47 | 1,093 | |
|
| 2023-02-13 | Which of the following is not correct stability order of cation ?
(... | 3:07 | 27 | |
|
| 2023-02-13 | Eutrophication causes reduction in :
(a) dissolved hydrogen
(b) dis... | 3:53 | 2 | |
|
| 2023-02-13 | Which of the following is least related to the other three?
(a) Galactose
(b) Glucose
\( \mathrm... | 3:26 | 1 | |
|
| 2023-02-13 | Assertion (A) To deal with external surpluses
and deficits a confer... | 1:31 | 3 | |
|
| 2023-02-13 | The heat content of the system is called
(A) internal energy
(B) enthalpy
\( \mathrm{P} \)
(C) f... | 6:54 | 11 | |
|
| 2023-02-13 | At a certain moment, the photograph of a string on which a harmonic... | 5:49 | 79 | |
|
| 2023-02-13 | The given two structures are :
(a) resonating structures
(b) Lewis ... | 2:36 | 6 | |
|
| 2023-02-13 | Show that the equation of the line passing through the origin and m... | 3:24 | 670 | |
|
| 2023-02-13 | The \( \mathrm{E}^{0} \) values in respect of electrodes of chromiu... | 5:02 | 2 | |
|
| 2023-02-13 | The correct statement for the molecule, \( \mathrm{CsI}_{3} \) is :... | 2:28 | 18 | |
|
| 2023-02-13 | In the given figure, line segments \( P Q \) and \( R S \) intersect each other at a point \( T ... | 2:45 | 0 | |
|
| 2023-02-13 | If \( a_{0}, a_{1}, a_{2}, \ldots a_{n} \) is an arithmetic progression of positive integers, th... | 13:36 | 14 | |
|
| 2023-02-13 | A circle that can be drawn to touch the coordinate axes and the lin... | 4:19 | 13 | |
|
| 2023-02-13 | Assertion (A) The silk routes were regarded as
the most important r... | 1:42 | 118 | |
|
| 2023-02-13 | Two elements \( A \) and \( B \) have following electronic configur... | 1:50 | 0 | |
|
| 2023-02-13 | The correct chemical reaction of homolytic cleavage is
(a) \( \math... | 3:01 | 18 | |
|
| 2023-02-13 | Assertion (A) Dr B R Ambedkar demanded separate electorates for Dal... | 2:46 | 20 | |
|
| 2023-02-13 | \( x^{2}+y^{2}+2 x-4 y+k=0 \) passes through
(a) \( k=0 \)
(p) \( (... | 5:39 | 2 | |
|
| 2023-02-13 | Which of the following statements is not correct?
(a) Chlorophyll is responsible for the synthes... | 2:40 | 0 | |
|
| 2023-02-13 | The enthalpies of formation of organic compounds are conveniently determined from their
(A) boil... | 7:20 | 3 | |
|
| 2023-02-13 | An electrovalent compound does not exhibit space isomerism because ... | 2:32 | 203 | |
|
| 2023-02-13 | In the given figure, \( P S \perp l \) and \( R Q \perp l \), find the measure of \( \angle y \)... | 3:01 | 12 | |
|
| 2023-02-13 | If \( P \) is a point on the circle \( x^{2}+y^{2}=9, Q \) is a poi... | 10:49 | 25 | |
|
| 2023-02-13 | A wave equation is given as \( y=\cos (500 t-70 x) \), where \( y \... | 4:06 | 40 | |
|
| 2023-02-13 | In the given figure, if \( A B \| E D \), then find the value of \( x \). | 2:52 | 0 | |
|
| 2023-02-13 | Under a Multinational Corporation, the production is organised in i... | 3:32 | 75 | |
|
| 2023-02-13 | A cubical die is thrown 9 times and the numbers obtained are written as a 9-digit number. The pr... | 8:06 | 69 | |
|
| 2023-02-13 | Sewage drained into water bodies kill fishes because
(a) It increas... | 3:42 | 3 | |
|
| 2023-02-13 | For \( r=0,1, \ldots, 10 \), let \( A_{r}, B_{r} \) and \( C_{r} \) denote, respectively, the co... | 12:28 | 24 | |
|
| 2023-02-13 | In the given figure, \( A B \| C D \). Determine the values of \( x, y \) and \( z \).
\( \there... | 2:41 | 339 | |
|
| 2023-02-13 | The correct IUPAC name of the given structures will be
I.
II. \( \m... | 5:44 | 5 | |
|
| 2023-02-13 | Conductivity of \( 0.00241 \mathrm{M} \) acetic acid is \( 7.896 \t... | 6:49 | 264 | |
|
| 2023-02-13 | A bond formed between two like atoms cannot be :
\( \mathrm{P} \)
(... | 1:49 | 6 | |
|
| 2023-02-13 | Look at the figure below and find the hybridisation of carbon atom.... | 1:08 | 13 | |
|
| 2023-02-13 | In the given figure, \( A B \| D C \) and \( A D \| B C \).
Prove that \( \angle D A B=\angle D ... | 4:46 | 269 | |
|
| 2023-02-13 | \( x^{2}+y^{2}+6 x+8 y-11=0( \) chord of contact \( ) \)
(a) \( 3 x... | 6:14 | 3 | |
|
| 2023-02-13 | Explain the impact of globalisation and MNCs on workers.
(W)
Or
"Th... | 4:00 | 701 | |
|
| 2023-02-13 | Write the cell reactions which occur in lead storage battery (i) wh... | 6:04 | 2 | |
|
| 2023-02-13 | Two pulses traveling on the same string are described by
\[
y_{1}=\... | 3:56 | 86 | |
|
| 2023-02-13 | What is meant by specific conductivity of a solution? The specific ... | 4:41 | 137 | |
|
| 2023-02-13 | Evaporation of water is
(A) a process in which neither heat is evolved nor absorbed
P
(B) a proc... | 5:16 | 5 | |
|
| 2023-02-13 | In which of the following species the bonds are non-directional?
(a... | 2:38 | 19 | |
|
| 2023-02-13 | Find the equations of the lines, which cut-off intercepts on the ax... | 2:04 | 49 | |
|
| 2023-02-13 | The coordinates of the point on the circle \( x^{2}+y^{2}-2 x-4 y-1... | 8:13 | 16 | |
|
| 2023-02-13 | What changes have occurred in India due
to the adoptation of the pc... | 3:51 | 132 | |
|
| 2023-02-13 | The shape of carbocation is
(a) square planar
(b) trigonal planar
(... | 1:08 | 247 | |
|
| 2023-02-13 | If the coefficient of \( x^{4} \) in the expansion \( \left(1+x-2 x^{2}\right)^{6} \) is \( a \)... | 11:01 | 0 | |
|
| 2023-02-13 | Measurement of the rate of \( \mathrm{O}_{2} \) consumption in unit... | 2:46 | 2 | |
|
| 2023-02-13 | How many chain isomers are given by the compound, \( \mathrm{C}_{5}... | 3:52 | 3 | |
|
| 2023-02-13 | Which of the following order of stability of cation is incorrect ?
... | 4:24 | 10 | |
|
| 2023-02-13 | Write mechanism of acid dehydration of ethanol to give ethene. P W | 5:51 | 119 | |
|
| 2023-02-13 | If \( p \) and \( q \) are the lengths of perpendiculars from the o... | 4:01 | 677 | |
|
| 2023-02-13 | The type of isomerism present between
\( \mathrm{CH}_{3} \mathrm{CH... | 2:33 | 4 | |
|
| 2023-02-13 | If \( \left(1+2 x+3 x^{2}\right)^{10}=\sum_{r=0}^{20} b_{r} x^{r} \), then \( b_{4}-8080 \) is W | 10:49 | 6 | |
|
| 2023-02-13 | Find the values of \( \theta \) and \( p \), if the equation \( x \... | 1:46 | 66 | |
|
| 2023-02-13 | \( \left(\begin{array}{l}0 \\ 1\end{array}\right) \)
key concept:- ... | 5:48 | 0 | |
|
| 2023-02-13 | What is fuel cell? Give the electrode reactions of hydrogen - oxyge... | 5:45 | 26 | |
|
| 2023-02-13 | Which pair of atoms form strongest ionic bond?
(a) \( \mathrm{Al} \... | 3:03 | 7 | |
|
| 2023-02-13 | Study the structures given below carefully and choose the type of i... | 2:00 | 14 | |
|
| 2023-02-13 | The general reaction as depicted below :
Here, \( A \) and \( B \) ... | 1:38 | 2 | |
|
| 2023-02-13 | A tube of air 2 feet in length has a pressure versus distance graph... | 1:41 | 10 | |
|
| 2023-02-13 | Let \( a_{r}=r^{2} \frac{{ }^{50} C_{r}}{{ }^{50} C_{r-1}} \) and \( b \) denote the coefficient... | 9:58 | 2 | |
|
| 2023-02-13 | Let \( a= \) the coefficient of \( x^{11} \) in the expansion of \( \left(2 x^{2}+x-3\right)^{6}... | 8:51 | 1 | |
|
| 2023-02-13 | The length of the longest ray drawn from the point \( (4,3) \) to t... | 9:31 | 18 | |
|
| 2023-02-13 | \( \alpha, \beta, \gamma \) are parametric angles of three points \... | 8:22 | 22 | |
|
| 2023-02-13 | Why is the equilibrium constant \( \mathrm{K} \) related to only \(... | 3:41 | 2 | |
|
| 2023-02-13 | In the given figure, if \( A B C D \) is a rectangle in which \( \angle A P B=100^{\circ} \), th... | 2:49 | 30 | |
|
| 2023-02-13 | In the given figure, if \( A B \| E D \), then find the value of \( x \).
\( +\underbrace{+i q \... | 3:56 | 10 | |
|
| 2023-02-13 | Show that \( \frac{1 \times 2^{2}+2 \times 3^{2}+\ldots+n \times(n+... | 4:30 | 1 | |
|
| 2023-02-13 | Often in water bodies subjected to sewage pollution, fishes die bec... | 2:51 | 0 | |
|
| 2023-02-13 | \( A \) circle \( C \) passes through \( (2 a, 0) \) and has the li... | 5:01 | 9 | |
|
| 2023-02-13 | 150 workers were engaged to finish a job in a certain number of day... | 6:21 | 2,223 | |
|
| 2023-02-13 | Two waves with similar frequencies are added. The resulting wavefor... | 3:17 | 136 | |
|
| 2023-02-13 | What is the correct IUPAC name of the given compound?
(a) 6-ethyl-2... | 4:19 | 63 | |
|
| 2023-02-13 | PV
Ton concept Gross Domestic sector produced in a country in one y... | 4:32 | 2 | |
|
| 2023-02-13 | Solid \( \mathrm{NaCl} \) is a bad conductor of electricity because... | 2:33 | 15 | |
|
| 2023-02-13 | Find the distance of the point \( (-1,1) \) from the line \( 12(x+6... | 1:34 | 7 | |
|
| 2023-02-13 | An ionic compound \( A^{+} B^{-} \)is most likely to be formed when... | 2:42 | 6 | |
|
| 2023-02-13 | The IUPAC name of the following compound is
(a) 1, 3-dibromobenzene... | 2:48 | 60 | |
|
| 2023-02-13 | When huge amount of sewage is dumped into a river the \( \mathrm{BO... | 2:13 | 1 | |
|
| 2023-02-13 | State the factors that influence the value of cell potential of the... | 3:59 | 3 | |
|
| 2023-02-13 | If two circles, each of radius 5 units, touch each other at \( (1,2... | 14:37 | 41 | |
|
| 2023-02-13 | (a) \( \mathrm{Hg} \) water pollutant causes brittleness of teeth
(... | 1:02 | 1 | |
|
| 2023-02-13 | Which of the following follow octet rule?
(a) \( \mathrm{SF}_{4} \)... | 3:08 | 0 | |
|
| 2023-02-13 | In the given figure, \( A B \| C D \). If \( \angle A B O=45^{\circ} \) and \( \angle C O D=100^... | 2:58 | 35 | |
|
| 2023-02-13 | Define liberalisation.
Key Concept : Economic Reforms - were based ... | 1:04 | 15 | |
|
| 2023-02-13 | In the given figure, \( A B \| C D, \angle E A B=50^{\circ} \). If \( \angle E C D=60^{\circ} \)... | 2:58 | 70 | |
|
| 2023-02-13 | How much charge is required for the reductions of \( 1 \mathrm{~mol... | 1:52 | 5 | |
|
| 2023-02-13 | Which of the following Lewis dot structure of \( \mathrm{CO}_{2} \)... | 1:59 | 0 | |
|
| 2023-02-13 | A source of sound \( \mathrm{S} \) having frequency \( \mathrm{f} \... | 1:20 | 7 | |
|
| 2023-02-13 | How will you convert the following : Propan-1-ol to propan-2-ol \( \mathrm{P} \) | 3:59 | 22 | |
|
| 2023-02-13 | Choose the correct statement(s).
(A) Cell constant values of conduc... | 3:16 | 3 | |
|
| 2023-02-13 | A circle passes through the origin \( O \) and cuts the axis at \( ... | 7:01 | 5 | |
|
| 2023-02-13 | The correct structure for 3-methylpenta-1, 3-diene is
(a) \( \mathr... | 2:42 | 50 | |
|
| 2023-02-13 | A sounding body of negligible dimension emitting a frequency of \( ... | 2:54 | 58 | |
|
| 2023-02-13 | Highest DDT deposition shall occur in
(a) \( \mathrm{Crab} \)
(b) E... | 3:24 | 8 | |
|
