Question
Which machine is used to accelerate charged particles or
ions in high energy?Solution
A cyclotron is a machine that accelerates charged particles or ions to high energies. It was invented to investigate the nuclear structure by E.O Lawrence and M.S Livingston in 1934.
A cone is cut parallel to its base in 3 parts in such a way that the height of each part is same. Find the ratio of volume of these parts?
The lengths of a pair of parallel sides of a trapezium are respectively 22 cm and 18 cm, and the perpendicular distance between these two sides is 15 cm...
If the radius of a spherical ice cream scoop is 10 cm, then find the volume (in cm³) of the ice cream scoop. (Use π = 3.14)
A storeroom has only steel and copper rods in the ratio 3:4, respectively and the weight of each steel and each copper rod is in the ratio 5:8, respecti...
If the volume of a sphere is 500 cm³, then find the surface area of the sphere. [Take π = 3]
- Find the curved surface area of a right circular cone with a radius of 40 cm. The height of the cone is one-third of the length of a rectangle. The rectang...
The ratio of the largest and the smallest angle of a triangle is 3:2. The smallest angle is 80% of the sum of these two angles. What is the sum of the r...
The length of the side of a cube is 5.6 cm. What is the volume of the largest sphere that can be taken out of the cube?
- The dimensions of a cuboidal box are in the ratio 3:2:1. If the volume of the box is 546.75 cm³, what is its lateral surface area?
In measuring the sides of a rectangle, there is an excess of 15% on one side and 10% deficit on the other. Then the error percent in the area is
Relevant for Exams:
