Question

5. Which word in the poem means the same as "piece of work'? SECTION B-WRITING QA. You are AK Jain of 9, MG Road, Indore. Write a letter to the Postmaster, GPO Indore, complaining about a letter sent by speed post 10 days ago which has still not been delivered to the rightful addressee. Give the details of the letter and request him to trace the letter immediately. OR QB. To promote healthy eating habits amongst school children your school recently organized a 'Nutritious Food and Snacks Competition'. The competition was open to both parents and students. The participation was very encouraging. The famous nutrition expert, Dr. Shikha Sharma was the chief guest. As Anjum, the head boy of your school, write a report about this event in 125 to 150 words. SECTION C - GRAMMAR​

Answer 1

Answer:

Explanation:

compress 1. A mild steel flat 150mm wide x 20mm thick and 6 metres long carries and axial pull of 300 kN. If E = 200 GPa, and Poisson's ratio = 0.26m calculate the = change in length, width, thickness and volume of the flat. Ans : 3 mm, 0.0915mm, 0.0026mm and 4320mm'. 2. A composite bar 30 mm diameter and 600 mm long made of steel is enclosed in a brass tube having external diameter 60 mm and 8 mm thick. If temperature is raised to 80° C, then calculate the stresses induced in each material. 1 Take az = 12 x 10-6 /°C, a = 19 x 10-6 /°C and E C = 200 GPa, m = 1/2​