Question
The biting taste of black pepper is due to the presence
of the alkaloidSolution
The alkaloid piperine  is considered to be the major constituent responsible for the biting taste of black pepper.
A solid sphere has a radius of 7 cm. A hemisphere is removed from the sphere. What is the volume of the remaining part of the sphere?
A rectangular piece of land has a perimeter of 66 metres and length of 18 metres. If the area of the land is to be divided into 9 equal portions, then w...
- A roller with a cylindrical shape has a diameter of 3.5 m and length 1.2 m. It completes 18 revolutions each minute. Calculate the area it covers in 15 min...
A solid right circular cone of radius 8 cm and height 4 cm is melted and recast into a solid sphere. What is the radius of the sphere (in cm)?
The length and breadth of a rectangle are in the ratio 2:7. If the perimeter of the rectangle is 48 cm more than the length of the rectangle, find the a...
Two identical cubes are joined together to form a cuboid. If each cube has a total surface area of 54 cm², what is the total surface area of the result...
Mr. Shiva invested equal amount of money in two private firms which gives 15% simple interest per annum for 3.5 years and 5 years respectively. If the d...
If tan θ + cot θ = 5, then the value of tan2 θ + cot2 θ + 2tan2 60° is:
The circumference of a circle is given as 220 m. What is the area of the circle? [Use π = 22/7]
Length and breadth of a rectangular field is (x + 7) cm and (x – 6) cm, respectively. If the cost of ploughing the field at a rate of Rs. 6 per cm² i...
Relevant for Exams:
