The electric potential at a place in an electric field is the amount of effort required to transport a unit positive charge from infinity to… Read More

# Category Archives: Class 12

If f(x) is a function that is required to be integrated, f(x) is called the Integrand, and the integration of the function without any limits… Read More

When an external force is used to remove a body from a situation. Point to another in the face of a force like spring or… Read More

A capacitor is an electrical component with a two-terminal that may store energy in the form of an electric charge. It is made up of… Read More

Science is a strange subject that never ceases to amaze you as new subjects are presented. We’re all aware that charge occurs everywhere around us… Read More

Question 1. If A is a singular matrix, then find the value of |A|. Solution: Given that A is a singular matrix. So, as we… Read More

Question 19. A bag contains 7 green, 4 white, and 5 red balls. If four balls are drawn one by one with replacement, what is… Read More

Question 1. There are 6% defective items in a large bulk of items. Find the probability that a sample of 8 items will include not… Read More

Question 37. An experiment succeeds twice as often as it fails. Find the probability that in the next 6 trials there will be at least… Read More

Question 38. Write the value of the determinant . Solution: We have, A = |A| = On taking 2x common from R3 we get, |A| = … Read More

Question 19. Let A = [aij] be a square matrix of order 3 × 3 and Cij denote the cofactor of aij in A. If… Read More

Question 14. Find the equation of the plane passing through the intersection of the planes x – 2y + z = 1 and 2x +… Read More

Derivatives are used to measure the rate of change of any quantity. This process is called differentiation. It can be considered as a building block… Read More

Question 1. Show that the lines and intersect and find their point of intersection. Solution: Given that the coordinates of any point on the first line are … Read More

Question 1. Find the angle between the line and the plane . Solution: Given that, the line is and the plane is . So, As we know… Read More