Analyst Questions

Manabendra Nath Roy, known as M.N. Roy was an Indian revolutionary, radical activist and political theorist, as well as a noted philosopher in the 20th century. Roy was a founder of the Mexican Communist Party and the Communist Party of India.

ELA - English Language Arts.

The outer most electrons that are free to move are called valency electrons that are responsible for the conductivity in the metal atoms.

Let the present ages of Kapil and Avanthi be K & A

Given difference in their ages = K - A = 9 years ...........(1)

After 7 years, K + 7 =  2(A + 7) ......(2)

K + 7 = 2A + 14

K - 2A = 7 ............(3)

K - A = 9 ....(1)

From (1) & (3),

-A = -2

=> A = 2 years

=> K = 9 + 2 = 11 years

Required, age of Kapil after 4 years = 11 + 4 = 15 years.

Prahaar is a contemporary weapon system capable of carrying multiple types of warheads & neutralizing a wide variety of targets. It is a indigenously developed surface-to-surface tactical missile by DRDO.

The "aha!" experience is known as insight learning.

HashCode method return int value. So the Hash value is the int value returned by the hash function .

If you want to do equality check or want to use your object as key in HashMap, we must override hashcode and equals() method.

bullet proof material is made up of polymer Poly carbonates.