Given, Volume of cylindrical tank = Volume of water it consists = 249.48 liters Height ( h ) = 45 cm We know, 1 liter = 1000 cm3 249.48 = 249.48 ∗ 1000 cm3 = 249480 cm3 Using formula, Volume of cylindrical tank = πr2h 249480 = .....

Answer: Green leaves help the plant to make food by using water and carbon dioxide in the presence of sunlight. Explanation: All green plants are able to prepare their food as they contain chlorophyll.  So, they are called autotrophs. The .....

Again, Price after 3% rebate = 1243x/1000 - 3% of 1243x/1000                                                = 1.243x - .....

Answer: The two main parts of a plant are root and shoot. Root grows under the soil and shoot grows above the soil. Explanation: Plants have different parts.  It is mainly divided into two parts and they are root and shoot. Root and shoot .....

Answer: Unit cube is known as the volume of object having unit length, unit breadth and unit height. Explanation: Cube is the unit of volume. Unit cube = 1m3 or 1cm3

tan2A - ( 1 + √3 )tanA + √3 = 0 tan2A - 1 - √3tanA + √3 = 0 ( tan2A - 12 )- √3( tanA - 1 ) = 0 ( tanA + 1)( tanA - 1) - √3( tanA - 1 ) = 0 [ Using formula, a2 - b2 = ( a+b )( a-b .....

The bank which facilitates the economic sectors such as industrial, agricultural, rural, etc. by providing capital and technical assistance for their development is known as a development bank. Development bank is a financial institution that .....

We have given, The mass of the earth (M)=6⨯1024 kg Height from the centre of the earth(R+h)=3600 + 6400 = 100000km = 107 m  Acceleration due to gravity at that place = ? Now use the following formula to .....

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Economic planning is defined as a programme devised to gain the target economic goal.  It has a certain goal, objective, strategies and vision.  It is an economic activity regulated and controlled by the state.  Economic planning .....

अव्यवस्थित सहरिकरण देशमा अहिले बढेको अव्यवस्थित सहरीकरणले जनजीवन प्रभावित बनेको छ । सबै जसो .....

मलाई करिब तिन वर्षको मिहिनेत र प्रयासमा भलिबलले अन्य दुई चर्चित खेल फुटबल र क्रिकेट तथा यससघि .....

विद्यार्थीको नयाँ कक्षामा पढ्ने उत्साह र उमङ्गलाई वर्षभरि नै कायम राख्न सके सिकाई .....

Australia has more than 140 species of marsupials, including kangaroos, wallabies, koalas, and wombats. The marsupials are lower energy burners than most placental mammals, meaning they can survive on less vegetation and  Marsupials are .....

The only difference between wind mill and water mill are that windmill only used for grinding (mill) grain and pump water., but water mill is used for grinding grain. Wind mill uses wind as the source and water mill uses water as the .....

One-way communication Two-way communication i) It is the type of communication in which a sender can send a message but the receiver cannot give feedback of the message at the same time.   i) It is the type of .....

a) Pituitary gland b) Thyroid and Parathyroid c) Pancrease d) .....

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The name and the functions of the parts mentioned in the figure above are: A - Spinal cord - It acts as the main centre of reflex actions. B- Medulla oblongata - It receives and integrates signals from the spinal cord and sends the resulting .....

Here,  18x6y5 + 66x5y63x3y3  Seperating LCM we get = 18x6y5 3x3y3 + 66x5y63x3y3 Simplying we get = 6x3y2 + 22x2y3 Taking .....

Here,  We know, inscribed angle on the same arc are equal. So,  ∡D = ∡B  ⟹ x = 41o     [ Angle on the .....

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                                                Book review on 'Our English Book' of Grade 9' "Our English .....

Economics is the branch of knowledge. This branch of knowledge is concerned with the production, consumption, and transfer of wealth. In other words, economics is the social science. This social science studies the production, distribution, and .....

Father of Stephen Hawking - Frank Hawking Grandfather of  Stephen Hawking - Robert Percy .....

Moraines are accumulations of dirt and rocks that have fallen onto the glacier surface or have been pushed along by the glacier as it moves. The dirt and rocks composing moraines can range in size from powdery silt to large rocks and .....

But this condition mostly occur only over the ocean. Nepal is a landlock country. So there is no chance in .....

Saliva is mainly water, but it also contains enzymes such as alpha-amylase. Alpha-amylase, also called ptyalin or salivary amylase, starts the conversion of starch  a polysaccharide  into a disaccharide sugar called maltose. Maltose .....

Microvilli is a microscopic projection of a tissue, cell, or cell organelle; especially  any of the fingerlike outward projections of some cell surfaces. The microscopic microvilli effectively increase the surface area of the cell and are .....

Carbohydrates, proteins, and fats are digested in the intestine, where they are broken down into their basic units: Carbohydrates into sugars. Proteins into amino acids. Fats into fatty acids and .....

Churning is the process of shaking up cream or whole milk to make butter, usually using a butter .....

A sphincter is a circular muscle that normally maintains constriction of a natural body passage or orifice and which relaxes as required by normal physiological functioning.  Sphincters are found in many .....

Answer: The food that has been chewed and mixed in the mouth with saliva is called bolus. Explanation: Bolus is a mass of solid or semisolid food that has just been chewed and mixed with saliva, ready to be .....

Fill two glasses with water Add 6 tablespoons of salt to one of the glasses of water and mix well. Place an egg in each of the glasses. Notice that the egg will float in the saltwater but sinks in the ordinary tap water. That is because the .....

Weight of an object is decrease when immersed in water. The above statement belongs to Archimedes' Principle. This is because of upthrust given by water to that object. The weight lost by an object in water is equal to the upthrust given by .....

A. a. Ugly = beautiful  b. Distracted = clustered  c. With delay = early  d. Boring = .....