Exams

The sum of the lengths of the edges of a cube is equal to the perimeter of a square. If the numerical value of the volume of the cube is equal to the numerical value of the area of the square, then the length of one side of the square is

The curved surface area and the diameter of a right circular cylinder are 660 sq.cm and 21 cm respectively. Find its height (in cm).

Which motion has magnitude of static frictional force directly proportional to normal reaction?

If a mirror is placed on the line MN, then which of the answer figures is the right image of the given figure?

If an object is thrown upwards, what will be its velocity, when it reaches its maximum height?

In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'.

My twin (A)/is five minutes younger(B)/than myself.(C)/No error(D)

In the following question, out of the four alternatives, select the word opposite in meaning to the word given.
Sullen

Length and breadth of a rectangle are increased by 40% and 70% respectively. What will be the percentage increase in the area of rectangle?