Witryna22 sty 2024 · Question 9. ‘Secondary activities add value to natural resources.’. Explain with two examples. Answer: Secondary activities add value to natural resources by transforming raw materials into more usable products. Most of the materials from the farm, forest, mine and the sea are transformed into valuable products. WitrynaThe below mentioned page consist of Important questions for CBSE class 12 physics Chapter-7 Alternating Current . Consist of all types of questions objective and subjective based on new pattern of CBSE. Do solve chapters wise Important questions CBSE class 12 Physics. Solve questions Given in NCERT text book with the help of …
Alternating Current Important Questions - Collegedunia
Witryna14 godz. temu · CGSOS Class 12 Hindi Paper Analysis 2024: The Chhattisgarh State Open School (CGSOS) currently conducting the class 12 exam and the exam will … Witryna16 kwi 2024 · On an extra-hot Vaughan summer day, longer AC cycling is normal. If your thermostat is set extremely low, though, consider raising the temperature a few … iphone line notification not working
CBSE Class 12 Important Questions 2024-23 - Vedantu
1.Why is the use of AC voltage preferred over DC voltage? Give two reasons. [All India 2014] Ans.The use of AC voltage is preferred over DC voltage because of (i) the loss of energy in transmitting the AC voltage over long distances with the help of step-up transformers is negligible as compared to … Zobacz więcej 10.A light bulb is rated 150 W for 220 V AC supply of 60 Hz. Calculate 1. the resistance of the bulb 2. the rms current through the … Zobacz więcej 13. (i) When an AC source is connected to an ideal capacitor, then show that the average power supplied by the source over a complete cycle is zero. (ii) A lamp is connected in … Zobacz więcej WitrynaImportant Questions for Class 12 Accountancy are prepared by the subject matter experts from the latest version of CBSE books. It is suggested for the students to … Witryna6 gru 2024 · Alternating Current Class 12 Important Questions Very Short Answer Type. Question 1. The instantaneous current and voltage of an a.c. circuit are given by … iphone line works