Tanya was sitting in her room and preparing for her exams for whole night. By the morning she finished her syllabus, she was drowsy. She then got ready and went to school for her exam. Answer the following questions, with reference to the above passage. (a) What work did Tanya do? (b) From where did Tanya have energy for studying? (c) What values were possessed by Tanya?
Mr. Pasha is the head of a middle class family; he is worried about the increasing electricity bill. Every day for eight hours four tubes light of 60 W each, three fans of 60 W each and a geyser of 500 W are being used. He finds the usage of many appliances unnecessary. He asked his family members to use the high energy utilizing appliances only when needed. With the help of above passage answer the following questions. (a) Calculate the total units of electricity consumed in a month (30 days). (b) What are the values possessed by Mr. Pasha?
Two friends, Abhishek and Avinash playing with a catapult (gulel) decided to pluck mangoes from mango trees in their garden with the help of catapult. They collected many mangoes. Abhishek was directing the catapult on a bird sitting on a tree. But Avinash prevented him from doing so. (i) Which energy is possessed by the stretched string of the catapult? (ii) What will happen if the stone is thrown without stretching the string of the catapult? (iii) Which quality was showed by Avinash in preventing the bird from striking?