Fill in the blanks with suitable words.
1. The First World War was started in year ______ and ended in year ______.
2. In 1919, an act was passed by Imperial Legislative Council without the support of Indian members. The Act gave enormous powers to the government to repress political activities and allowed the detention of political prisoners without trial for two years. We are talking about ________ act.
Let us revisit the basic terminology used in probability.
Q1: Define probability. What can the probability never predict?
Answer: Probability gives us a measure of the likelihood that something will happen. However, probability can never predict the number of times that an occurrence actually happens.
Q2: Define experiment.
Answer: An action or operation resulting in two or more well-defined outcomes.
e.g. tossing a coin, throwing a die, drawing a card from a pack of well-shuffled playing cards etc.
Fill in the blanks with a suitable word from the list given below.
AI, Augmented reality, Big Data, Blockchain, Cloud computing, Data Analytics, IoT, Machine Learning(ML), Natural Language Processing (NLP), Robotics, Sensors, Virtual Reality (VR)
1. ________ endeavours to simulate the natural intelligence of human beings into machines thus making them intelligent.
2. This field of AI comprises algorithms that use data to learn on their own and make predictions. We are talking about ______________.
*Typo in the graphic new = knew
Fill in the blanks with suitable words.
1. ________ gas in air is essential for combustion.
2. A chemical process in which a substance reacts with oxygen to give off heat is called __________.
3. During the process of combustion, _______ and light are given out.
Q1: Name the novel from where the extract is taken from?
Answer: Three Men in a Boat
Q2: Who is the author of the Novel?
Answer: Jerome
Q3: Justify the title of the chapter 'Packing'.
Answer: “Packing” is an appropriate title for this extract from the novel ‘Three Men in a Boat’. It forms one of the chapters of the novel. The three men are – Jerome, George and Harris. They have to go on a pleasure boat journey and have to pack for it. All three of them think they are ‘past masters’ in the art of packing, but all they end up creating is an utter mess. They blame each other for being poor at packing and each boasts of his packing acumen. Thus, the extract is all about packing and, therefore, the title is appropriate.
Q1: Justify the title ‘Madam Rides the Bus’.
Answer: The title is justified as Valli fulfils her dream of enjoying a ride on a bus. She is called ‘madam’ by the conductor as the self-respecting girl wants to be treated as an adult and has paid equally like others. She gets annoyed when any other person gives advice to her about her safety or stops her from standing in her seat. She also refuses to accept any favour from the conductor.
Q2: What is the theme of the chapter ‘Madam Rides the Bus’?
Answer: Through Valli, the author has depicted the curious nature of children and how they want their curiosity and desire to be satisfied. Valli dreams of taking a ride on the bus. Her eagerness to fulfil her desire makes her plan the bus ride meticulously and gain first-hand experience of a bus ride.
We know that A polynomial p(x) = ax² + bx + c of degree 2 is called a quadratic polynomial, then p(x) = 0 is known as quadratic equation.
There are three methods to find the solution of a quadratic equation:
1. Factorisation method
2. Method of completing the square
3. Quadratic formula method
What is a Discriminant of Quadratic Equation ax² + bc + c = 0 ?
