| 401. | For \(t \in(0,2 \pi)\), if \(A B C\) is an equilateral triangle with vertices \(A(\sin t,-\cos t.... | 9 | | Counter-Strike: Source
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| 402. | In the circuit shown in figure \( \mathrm{C}_{1}=2 \mathrm{C}_{2} \... | 9 | Show | Counter-Strike: Source
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| 403. | a. Define weightlessness.
b. Show that the weight of a body on the surface of the Moon is 1 / 6^t... | 9 | Show | Counter-Strike: Source
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| 404. | Which one of the following cannot be prepared by Wurtz reaction?
(a) CH_4
(b) C_2H_6
(c) C_3H_8
(... | 9 | | Counter-Strike: Source
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| 405. | Match the following
List I List II
A. Rigged Elections 1. Election is held for... | 9 | | Counter-Strike: Source
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| 406. | Directions: In the question
two statements are
given as statement-I and statement-II.
Mark the c... | 9 | | Counter-Strike: Source
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| 407. | In the following figure, A B and B C are equidistant from the centre ' O ' of the circle. Show th... | 9 | Show | Counter-Strike: Source
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| 408. | In the following figure, two circles X and Y with centres A and B respectively intersect at C and... | 9 | | Counter-Strike: Source
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| 409. | आकृति \( 6.38 \) में, \( \triangle \mathrm{ABC} \) के शीर्षलंब \( \mathrm{AD} \) और \( \mathrm{C... | 9 | | Counter-Strike: Source
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| 410. | Bhadravati Iron and Steel Plant is located in .................
(a) Punjab
(b) Madhya Pradesh
(c)... | 9 | | Counter-Strike: Source
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| 411. | The sides \( A C \) and \( A B \) of a triangle \( A B C \) touch t... | 9 | | Counter-Strike: Source
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| 412. | A point \( P \) moves on the plane \( \frac{x}{a}+\frac{y}{b}+\frac{z}{c}=1 \) which is fixed. T... | 9 | | Counter-Strike: Source
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| 413. | The alkali metals dissolve in liquid ammonia giving deep blue solution. The solution is x/.. In c... | 9 | | Counter-Strike: Source
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| 414. | Write the energy transformations that take place in the following cases:
a. When hands are rubbed... | 9 | | Counter-Strike: Source
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| 415. | Fill in the following blanks with suitable words:
(a) The lines of.............round a straight c... | 9 | | Counter-Strike: Source
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| 416. | One mole of a real gas is subjected to heating at constant volume from \( \left(\mathrm{P}_{1}, ... | 9 | | Counter-Strike: Source
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| 417. | Comprehension
The line \( y=a x+b \) intersects the curve \( c: x^{2}+y^{2}+6 x+10 y+1=0 \) at t... | 9 | | Counter-Strike: Source
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| 418. | How high must be the kinetic energy of a proton striking another, stationary, proton for their c... | 9 | | Counter-Strike: Source
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| 419. | A sample of gas at \( 35^{\circ} \mathrm{C} \) and 1 atmospheric pressure occupies a volume of \... | 9 | | Counter-Strike: Source
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| 420. | A block resting on a smooth horizontal floor is being pushed by a constant horizontal force. If t... | 9 | | Counter-Strike: Source
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| 421. | Describe the scene at the time of the closing of the zoo when Bruno and the narrator's wife had t... | 9 | | Counter-Strike: Source
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| 422. | The relay satellite transmits the T.V. programme continuously from one part of the world to anot... | 9 | | Counter-Strike: Source
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| 423. | A body is dropped from a height of 39.2 m. After it crosses half the distance, the acceleration ... | 9 | | Counter-Strike: Source
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| 424. | In \( S=a+b t+c t^{2} \). \( S \) is measured in metre and \( t \) in second. The unit of \( c \... | 9 | | Counter-Strike: Source
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| 425. | Four identical monochromatic sources \( A, B, C, D \) as shown in t... | 9 | Show | Counter-Strike: Source
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| 426. | एक DNA टेम्पलेट और प्राइमर की संरचना
3' (P) - T G C G A A T T A G C G A A T - (P) \( 5^{\prime} ... | 9 | | Counter-Strike: Source
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| 427. | A circle of radius \( a \) has charge density given by \( \lambda=\lambda_{0} \cos ^{2} \) \( \t... | 8 | | Counter-Strike: Source
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| 428. | Consider the following statements and mark them as True \( (\mathrm{T}) \) /False \( (\mathrm{F}... | 8 | | Counter-Strike: Source
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| 429. | Read the extract and answer the questions given below :
In case of India we have unemployment in ... | 8 | | Counter-Strike: Source
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| 430. | Consider following reaction ; Nitrite \( + \) Acetic acid \( + \) T... | 8 | | Counter-Strike: Source
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| 431. | At \( 444^{\circ} \mathrm{C} \), HI is \( 30 \% \) dissociated. If initially 3 moles of HI are t... | 8 | | Counter-Strike: Source
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| 432. | The rate constant for a zero-order reaction is
(A) \( k=\frac{\mathcal{c}_{0}}{2 t} \)
(B) \( k=... | 8 | | Counter-Strike: Source
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| 433. | फलन ' \( t \) ' सेल्सियस तापमान का फॉरेनहाइट तापमान में प्रतिचित्रण करता है, जो \( t(C)=\frac{9 ... | 8 | | Counter-Strike: Source
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| 434. | If a bomb at rest explodes and splits into two equal fragments, then these fragments will move in... | 8 | | Counter-Strike: Source
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| 435. | The average speed of a moving object is equal to the magnitude of its average velocity when it tr... | 8 | | Counter-Strike: Source
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| 436. | \( \mathrm{K}^{+} \)ion is isoelectronic with
(A) \( \mathrm{Na}^{+} \)
(B) \( \mathrm{Ne} \)
(C... | 8 | | Counter-Strike: Source
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| 437. | Assertion (A): The \( S_{N} 2 \) reaction of sodium alkylide \( \left(\mathrm{RC} \equiv \bar{C}... | 8 | | Counter-Strike: Source
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| 438. | The maximum temperature in celsius of some cities on a day are given as below
(i) Find the probab... | 8 | | Counter-Strike: Source
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| 439. | The correct order of increasing bond length of C-H,C-O,C-C and C=C is:.... | 8 | | Counter-Strike: Source
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| 440. | Read the sources and answer the Question
(i) If a person wants to determine poverty line given be... | 8 | | Counter-Strike: Source
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| 441. | Impulse has the same unit as that of:
a. Force
b. Linear momentum
c. Inertia | 8 | | Counter-Strike: Source
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| 442. | A ball of mass \( 1 \mathrm{~kg} \) moving with a velocity of \( 5 \mathrm{~m} / \mathrm{s} \) c... | 8 | | Counter-Strike: Source
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| 443. | A pendulum clock takes exactly 2 s to perform one oscillation at 0^∘C. If the pendulum clock is ... | 8 | | Counter-Strike: Source
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| 444. | Which of the following have/ has not helped to give a greater choice of goods in the market for c... | 8 | Let's Play | Counter-Strike: Source
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| 445. | Which age group of children does the Sarva Shiksha Abhiyan aim to promote education? Choose the c... | 8 | | Counter-Strike: Source
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| 446. | Important terms used in magnetism are: \( \quad(v i) \) Magnetic permeability of free space \( \... | 8 | | Counter-Strike: Source
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| 447. | Given that \( \vec{A}+\vec{B}+\vec{C}=0 \) out of three vectors two are equal in magnitude and t... | 8 | | Counter-Strike: Source
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| 448. | Consider a long, straight wire of cross-sectional area \( A \) carrying a current \( i \). Let t... | 8 | | Counter-Strike: Source
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| 449. | Two objects A and B are thrown upwards simultaneously with the same speed. The mass of A is great... | 8 | | Counter-Strike: Source
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| 450. | In an a.c. circuit, the instantaneous e.m.f. and current are given ... | 8 | | Counter-Strike: Source
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| 451. | The function \( \log \omega t \)
(a) is a periodic function
(b) is a non-periodic function
(c) c... | 8 | Vlog | Counter-Strike: Source
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| 452. | आकृति \( 6.38 \) में, \( \triangle \mathrm{ABC} \) के शीर्षलंब \( \mathrm{AD} \) और \( \mathrm{C... | 8 | | Counter-Strike: Source
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| 453. | The \( \mathrm{pH} \) of water is \( 7.0 \) at \( 25^{\circ} \mathrm{C} \). If water is heated t... | 8 | | Counter-Strike: Source
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| 454. | Match the column-I with column-II.
\begin{tabular}{|l|l|c|l|}
\hline \multicolumn{2}{|c|}{ Colum... | 8 | | Counter-Strike: Source
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| 455. | Which period in the history of France is known as "Reign of Terror" ?
(a) 1793 to 1798
(b) 1793 t... | 8 | | Counter-Strike: Source
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| 456. | In a reaction,
\[
\mathrm{H}_{2} \mathrm{O} \text { (steam) }+\mathrm{C} \text { (glowing) } \lo... | 8 | | Counter-Strike: Source
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| 457. | Which of the following is an example of S_N 2 reaction?
(a) CH_3Br+OH^-⟶CH_3OH+Br^-
(b)
(c) CH_3C... | 8 | | Counter-Strike: Source
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| 458. | \( (p \wedge \sim q) \wedge(\sim p \vee q) \) is
(A) a tautology
(B) a contradiction
(C) both a ... | 8 | Vlog | Counter-Strike: Source
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| 459. | What is the major product obtained in the following reaction?
NH_3⟶ product
(A)
(B)
(C)
(D) | 8 | | Counter-Strike: Source
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| 460. | \( x \) और \( y \) के बीच निम्नांकित औँकड़ों के आधार पर सहसम्बन्ध गुणांक की गणना कीजिए।
\begin{t... | 8 | | Counter-Strike: Source
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| 461. | Impure glycerine can be purified by:
(A) steam distillation
(B) vacuum distillation
(C) simple d... | 8 | | Counter-Strike: Source
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| 462. | Select the correct option w.r.t E.C.G?
img src=https://penpencil-static-content.s3.ap-south-1.am... | 8 | | Counter-Strike: Source
|
| 463. | कौन अधिकतम सहसंयोजी है?
(A) \( C-F \)
(B) \( \mathrm{C}-0 \)
(C) \( C-S \)
(D) \( \mathrm{C}-\ma... | 8 | | Counter-Strike: Source
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| 464. | A boy standing at point A throws a stone that travels along a path up to B as shown below. At the... | 8 | Show | Counter-Strike: Source
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| 465. | Unarmed tapeworm is: (A) T. saginata (B) T. solium (C) none (D) liver | 8 | | Counter-Strike: Source
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| 466. | Three ideal monoatomic gases at absolute temperatures \( \mathrm{T}... | 8 | | Counter-Strike: Source
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| 467. | Three charges each equal to \( 1 \mu \mathrm{C} \) are placed at the corners of an equilateral t... | 7 | | Counter-Strike: Source
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| 468. | In a A B C, it is given that ∠ A: ∠ B: ∠ C=3: 2: 1 and C D ⊥ A C.
Find ∠ E C D. | 7 | | Counter-Strike: Source
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| 469. | STATEMENT-1 : In a triangle \( A B C \), the harmonic mean of the three exradii is three times t... | 7 | | Counter-Strike: Source
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| 470. | Read the source given below and answer the Answer the following MCQs by choosing the most questio... | 7 | | Counter-Strike: Source
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| 471. | Three capacitors are connected to \( T, \mathrm{C} \). souree of 100 volts shown in the figure h... | 7 | Show | Counter-Strike: Source
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| 472. | Important terms used in magnetism are : \( \quad(v i) \) Magnetic permeability of free space \( ... | 7 | | Counter-Strike: Source
|
| 473. | The secondary precursors of photochemical smog are
(a) SO_2 and NO_2
(b) SO_2 and hydrocarbons
(c... | 7 | | Counter-Strike: Source
|
| 474. | The term 'Survival of Fittest' was used by
(A) Charles Darwin
(B) Herbert Spencer
(C) Jean Bapti... | 7 | | Counter-Strike: Source
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| 475. | The heat of combustion of solid benzoic acid at constant volume is ndash;321.30 kJ at 27deg;C. T.... | 7 | | Counter-Strike: Source
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| 476. | A particle starts from the origin at time \( t=0 \) and moves along the positive \( X \)-axis. T... | 7 | | Counter-Strike: Source
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| 477. | The given figure shows the regions of root tip with labelling \( A, B \) and \( C \). Identify t... | 7 | Show | Counter-Strike: Source
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| 478. | (D) \( \mathrm{MgSO}_{4} \stackrel{\mathrm{T}800^{\circ} \mathrm{C}}{\longrightarrow} \mathrm{Mg... | 7 | | Counter-Strike: Source
|
| 479. | A geostationary satellite (having a time period that is the same as that of the Earth's rotation)... | 7 | | Counter-Strike: Source
|
| 480. | Which of the following is not a scalar quantity?
a. speed
b. time
c. distance | 7 | | Counter-Strike: Source
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| 481. | Match the following
\begin{tabular}{|c|l|c|l|}
\hline \multicolumn{2}{|c|}{ Column-I } & \multic.... | 7 | | Counter-Strike: Source
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| 482. | Tin cry refers to:
(A) conversion of white to grey tin
(B) tin plating
(C) conversion of white t... | 7 | | Counter-Strike: Source
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| 483. | What is formed when calcium carbide reacts with heavy water?
(a) C_2D_2
(b) CaD_2
(c) Ca_2D_2O
(d... | 7 | | Counter-Strike: Source
|
| 484. | Statement I: A potentiometer of longer length is used for accurate measurement.
Statement II: T... | 7 | | Counter-Strike: Source
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| 485. | A stone tied to one end of a string is revolved in a horizontal circular path. The work done by t... | 7 | | Counter-Strike: Source
|
| 486. | The value of tan 15^∘tan 20^∘tan 70^∘tan 75^∘ is
(a) -1
(b) 2
(c) 0 | 7 | | Counter-Strike: Source
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| 487. | An element X has mass number =35 and number of neutrons =18. Write atomic number and electronic c... | 7 | | Counter-Strike: Source
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| 488. | Match the columns
\begin{tabular}{ll}
Column-I & \multicolumn{1}{c... | 7 | | Counter-Strike: Source
|
| 489. | Note is a sound
a. of a mixture of several frequencies
b. of a mixture of two frequencies only
c.... | 7 | | Counter-Strike: Source
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| 490. | Read the following extracts and antstoer the questions
(a) The houses that the poet refers to are... | 7 | | Counter-Strike: Source
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| 491. | Read the extracts/sources carefully and answer the following questions:
Consequences of environme... | 7 | | Counter-Strike: Source
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| 492. | ABO blood groups is determined by
(a) three recessive alleles (b) three codominant alleles
(c) t... | 7 | | Counter-Strike: Source
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| 493. | If minimum possible work is done by a refrigerator in converting 100 grams of water at 0°C t.... | 7 | | Counter-Strike: Source
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| 494. | The density of steam at \( 100^{\circ} \mathrm{C} \) and \( 1 \times 10^{5} \mathrm{~Pa} \) is \... | 7 | | Counter-Strike: Source
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| 495. | A modulated signal \( C_{m}(t) \) has the form \( C_{m}(t)=30 \sin 300 \pi t \) \( +10(\cos 200 ... | 7 | | Counter-Strike: Source
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| 496. | In the following figure (not to scale), STM and
(D) \( M Q \) are tangents to the circle at \( T... | 7 | | Counter-Strike: Source
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| 497. | Unemployment wastes what type of resources?
(a) Natural resources
(b) Human resources
(c) Artific... | 7 | | Counter-Strike: Source
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| 498. | A neutral organic compound is warmed with some ethanoic acid and a little of conc. H_2SO_4. Vapou... | 7 | | Counter-Strike: Source
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| 499. | A bar magnet has poles of strength \( 48 \mathrm{~A} / \mathrm{m} \), which are \( 25 \mathrm{~c... | 7 | | Counter-Strike: Source
|
| 500. | A body moving on a circular path has:
a. constant speed
b. constant direction
c. constant velocit... | 7 | | Counter-Strike: Source
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