Explanation: Convection is heat transfer by mass motion of a fluid like water, air. Due to this movement the heated fluid moves away from the source of heat and thus carrying energy with it.
If the area of square is 441 cm² and the breadth of rectangle is 20% more and the length is 50% more than the side of the square, then find the the a...
Calculate the curved surface area of a cone with a diameter of 42 cm, and a height that is 1 cm shorter than half its diameter.
A cuboid has a breadth of 5 cm, and the combined total of its length and height is 23 cm. If the volume of the cuboid is 600 cm³, calculate the percent...
A rectangular park with length and breadth of 21 m and 26 m, is surrounded by a path of 5 m wide. Find the area of the path.
Quantity I: The total area of a Square and rectangle is 546 Sq cm. The side of the square is 14 cm. What is the sum of the perimeter of square and r...
A sphere is melted to form 81 identical cylinders. If radius of each cylindrical is 1/3rd of the radius of sphere and height of each cylinder...
The ratio of length to breadth to height of a cuboidal box is 6:5:4. If the total surface area of the cuboid is 1,392 cm², then ...
A barrel has 140 liters of mixture of alcohol and water, in which water is 10%. 30 litre of this mixture was taken out and replaced with “X”...
A rectangular water tank is 80 m x × 40 m. Water flows into it through a pipe of 40 sq.cm at the opening at a speed of 10 km/hr. The water level will ...
If the length of a rectangle becomes double and its breadth becomes three-fourth, then find the percentage increase in its area.