Which of the following spectrum range is called photosynthetically active radiation?
Photosynthetically active radiation (PAR) is light of wavelengths 400-700 nm and is the portion of the light spectrum utilised by plants for photosynthesis.
The sum of the radii of spheres A and B is 14 cm. the radius of A being larger than that of B. The difference between their surface areas is 112π. Wh...
The lateral surface area of a cube is 484 cm2 . The length of a cuboid is 10% more than the side of the cube. The breadth of the cuboid is 9 ...
A wire is in the form of square with side 11 cm. It is bent to form a circle. What is the radius of the circle?
If ratio of interior & exterior angle of a regular polygon is 5:3, then number of sides of the polygon is
The height of a right circular cone is 35 cm and the area of its curved surface is four times the area of its base. What is the volume of the cone (in ...
When a smaller number divides a larger number, we get a quotient of 6 and a remainder of 5. Find the smaller number if the difference between the two nu...
If x – y = 1 and x2 + y2 = 41 where x, y ≥ 0, then the value of x + y will be:
The area of the largest circle, that can be drawn inside a rectangle with sides 100 cm by 91 cm, is:
The length of the diagonal of a rectangle is 26 cm, and one side is 10 cm. The area of the rectangle is:
In a rectangular floor of length and breadth of 19 metres and 6 metres, respectively, square tiles each of 2 metre edge length are to be laid. If the co...
