How Many Structural Isomers Are Possible For A Compound With Molecular Formula C3H7Cl?
Two structural isomers are possible for a compound with the molecular formula C3H7Cl. The two different structural isomers of a... View Article
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A Metal Ring Of Initial Radius R And Cross-Sectional Area A Is Fitted Onto A Wooden Disc Of Radius R > R. If Young’s Modulus Of Metal Is Y Then Tension In The Ring Is:
Given: The metal ring of radius = r The cross-sectional area = A Iinitial = 2π r Ifinal = 2π... View Article
Alcohol Is Absorbed In (A) Mouth. (B) Oesophagus. (C) Throughout The Alimentary Canal. (D) Stomach And Proximal Intestine.
The correct answer is (D) Stomach And Proximal Intestine. Alcohol is absorbed in the gastrointestinal tract by the mucosa of... View Article
Reticulate And Parallel Venation Are Characteristic Of And ___________ And ___________.
Reticulate and parallel venations are characteristic monocotyledons and dicotyledons. Reticulate and parallel venation refers to the process of vein formation... View Article
Out Of Soft Iron And Steel Which Has More Coercivity Less Retentivity?
Steel has more coercivity and less retentivity compared to soft iron. Coercivity is the intensity of the applied magnetic field... View Article
A Saree Is 5 M Long And 13 M Wide. A Border Of Width 25 cm is printed along its sides. Find The Cost Of Printing The Border At Rs 1 Per 10 Cm2.
Sol: The area of border = Area of the saree – Area of the unborded saree = (500 * 130)... View Article
A Factory Has Two Machines A And B. Past Record Shows That Machine A Produced 60% Of The Items Of Output And Machine B Produced 40% Of The Items. Further, 2% Of The Items Produced By Machine A Were Defective And 1% Produced By Machine B Were Defective. All The Items Are Put Into One Stockpile And Then One Item Is Chosen At Random From This And Is Found To Be Defective. What Is The Probability That It Was Produced By Machine B?
Sol: E1 and E2 be the respective events of items produced by machines A and B. Let X be the... View Article
Describe The Bells That The Goldsmiths Are Crafting For Blue Pigeons? What Do The Goldsmiths Make For The Dance And The King?
The goldsmith’s crafts the bells, which are very delicate to be tied to the feet of the blue pigeons. These... View Article
How Will You Bring Conversion Of Methyl Bromide To Acetone
Conversion of Methyl bromide to acetone: The reaction can be written as follows: Explore more such questions and answers at... View Article
Write In Roman Numerals = 92.
92 in Roman numerals is XCII. C = Hundred X = Ten I = One XCII. = 10 – 100... View Article
A Beaker Containing Water Is Placed On The Platform Of A Spring Balance. The Balance Reads 1.5 Kg. A Stone Of Mass 0.5 Kg And Density 104 Kg/M3 Is Immersed In Water Without Touching The Walls Of The Beaker. What Will Be The Balance Reading Now?
Sol: Since the weight of the block must be equal to the buoyant force acting on the block for it... View Article
Solve The Equation 5-2X-24.5 X-25=0 Find The Roots.
The given equation is 52x – 24.5x – 25 = 0 Let 5x = t The given equation can be... View Article
To What Temperature Must A Neon Gas Sample Be Heated To Double Its Pressure If The Initial Volume Of Gas At 75°c Is Decreased By 15.0% By Cooling The Gas?
Given : Initial temperature is T1 = 75°C Initial volume is V1 Initial pressure is P1 The final temperature is... View Article
A Stone Falls From A Cliff And Travels 24.5 m In The Last Second Before It Reaches The Ground At The Foot Of Teh Clif. Find The Height Of The Cliff.
Distance travelled in the last second of its fall is Sn = 24.5m \(\begin{array}{l}S_{n} = ut + a (n-\frac{1}{2})\\\Rightarrow S_{n}... View Article
Which Plant Shows Chloroplast Dimorphism? (A) Rice.(B) Wheat.(C) Sugarcane.(D) Sugar Beet.
The correct answer is (C) Sugarcane. The plant sugarcane shows chloroplast dimorphism as it is a c4 plant. The presence... View Article
A Parallel Plate Capacitor Having Plates Of Area S And Plate Separation D Has Capacitance C1 In Air. When Two Dielectrics Of Different Relative Permittivities (Ε1=1 And Ε2=4) Are Introduced Between The Two Plates. The Capacitance Becomes C2. What Will Be The Ratio Of C2/C1?
Sol: \(\begin{array}{l}C = 2\varepsilon _{0} \frac{s}{d}\\{C}’ = 4\varepsilon _{0} \frac{s}{d}\end{array} \) They are in series, their equivalent = \(\begin{array}{l}\frac{4\varepsilon _{0}... View Article
Number Of Isotopes Of Carbon Is____._
The number of isotopes of carbon is 3. They are C612, C613 and C614 Isotopes refer to two or more... View Article
The Equation Y 2X 3 Has
The equation y = 2x + 3 has infinitely many solutions. The line for y = 2x + 3 extends... View Article
Velocity And Acceleration Vectors Of Charged Particle Moving Perpendicular To The Direction Of A Magnetic Field At A Given Instant Of Time Are V = 2i + Cj And Z = 3i + 4j Respectively. What Is The Value Of C?
Velocity is perpendicular to the acceleration. Therefore, \(\begin{array}{l}\Rightarrow \vec{v}.\vec{a} = 6 + 4 * c\end{array} \) \(\begin{array}{l}\Rightarrow c = \frac{-6}{4}\end{array}... View Article
The Magnitudes Of Four Pairs Of Displacement Vectors Are Given.Which Pairs Of Displacement Vectors Cannot Be Added To A Given Resultant Vector Of Magnitude 4cm ?
The magnitude R of the resultant of two vectors A and B depends upon the magnitudes of A and B... View Article
