A student divided a number by 2/3 when he was required to multiply by 3/2. Calculate the percentage of error in his result.
Answer: The percentage error is zero.
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Maximum transpiration occurs through ________. a) Stomata b) Cuticle c) Lenticels d) Bark
Maximum transpiration occurs through ________. a) Stomata b) Cuticle c) Lenticels d) Bark Answer:a) Stomata
Anomalous electronic configuration in the 3d series are of
Anomalous electronic configurations in the 3d series are of Cu and Zn Cr and Fe (c) Fe and Cu (d)... View Article
The laws of reflection holds good for which mirror
The laws of reflection hold good for Plane mirrors Convex mirrors Concave mirrors All mirrors Answer: (d) All mirrors
An isolated system is that system in which
An isolated system is that system in which there is an exchange of mass with the surroundings. there is an... View Article
What is full form of NCF?
The full form of NCF is National Curriculum Framework.
Tan inverse 4/3 value
The value of tan inverse 4/3 is 53 degrees.
Which number cannot represent a probability?
Which number cannot represent a probability? (A) 2/3 (B) 1.5 (C) 15 % (D) 0.7 Answer: (B) 1.5 Explanation: This... View Article
Assertion (A) – Calcium Carbonate when heated gives calcium oxide and water. Reason (R) – On heating CaCO3, a decomposition reaction takes place.
Assertion (A) – Calcium Carbonate when heated gives calcium oxide and water Reason (R) – On heating CaCO3, a decomposition... View Article
An exterior angle of a triangle is 110 degree and its two interior opposite angles are equal. Find each of these equal angles.
Solution: An exterior angle is equal to the sum of its two interior opposite angles. Therefore, x + x =... View Article
Is displacement scalar quantity?
No displacement is a vector quantity.
ABC is an isosceles right triangle, right angled at C. Prove that AB2 = 2AC2
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Who used the services of Banjaras as trading nomads?
Who used the services of Banjaras as trading nomads? (a) Alauddin Khalji (b) Jahangir (c) Both of them (d) None... View Article
Tick the correct answers.
(a) The mountain range that separates Europe from Asia is (i) the Andes (ii) the Himalayas (iii) the Urals Answer:... View Article
Simplify (81)1/4
Simplifying and solving, we get \(\begin{array}{l}81^{frac{1}{4}}=(3^4)^{frac{1}{4}}=(3^{4times frac{1}{4}})=3\end{array} \)
Which of the following can be an apex consumer number?
Which of the following can be an apex consumer? A) Rabbit B) Cow C) Fish D) Kingfisher Answer: D) Kingfisher
If a ray stands on a line then the sum of the adjacent angle so formed is ?
If a ray stands on a line, then the sum of the adjacent angles so formed is 180.
What do you mean by a rain shadow area?
A rain shadow area is an area of dry land that lies on the leeward side of a mountain. High... View Article
Absolute alcohol is
Absolute Alchol is a 100% ethanol ethanol + water + phenol 95% alcohol + 5% water 95% ethanol + 5%... View Article
What is the valency of dioxide?
The valency of dioxide is zero.
