Chap 3 | Lec 5 | विद्युत अपघटनी चालकता तथा ओम का नियम | 12th/ NEET JEE Chemistry | By Vikram sir

चालक तथा कुचालक |विद्युत अपघट्य |ओम का नियम |OMR|Quiz|Summary

An examination was held during the 2 weeks of April 3rd-Sunday to 16th Saturday. There was 1 paper for the six subjects - Physics, Chemistry, Biology, Maths, English and Hindi. Only 1 paper per day No exam on Saturdays and Sundays and Holiday on April 5th. Only 3 exams were there in a week. Chemistry was before Biology and Maths was on the next day of Hindi. The day on which the paper of biology and maths were held was the same, while that for chemistry and physics was also the same. There was no exam for 3 days between Physics and the exam prior to it. Hindi exam on Tuesday and one exam between Hindi and English exam. There was at least a gap of one day between any 2 science paper. Which of the following exam was held on April 12th ?

विद्युत धारा |चालकता के आधार पर पदार्थों का वर्गीकरण |धारा घनत्व |अपवहन वेग |ओम का नियम |प्रतिरोध

The average of 12 numbers is 18.5. The average of first six numbers is 16.8 and that of the last seven numbers is 17.4. If the 6th number is excluded, then what is the average (correct to one decimal place) of remaining 11 numbers? 12 संख्याओं का औसत 18.5 है | पहली छः संख्याओं का औसत 16.8 है तथा अंतिम सात संख्याओं का औसत 17.4 है | यदि छठी संख्या को हटा दिया जाए, तो शेष 11 संख्याओं का औसत (एक दशमलव स्थान तक) क्या होगा ?

A is the smallest three-digit number which when divided by 3,4 and 5 gives remainder 1,2 and 3 respectively. What is the sum of the digits of A ? A वह तीन अंको की सबसे छोटी संख्या है, जो 3, 4 और 5 से विभाजित करने पर क्रमसः 1, 2 तथा 3 शेषफल देती है | A के अंको का योग कितना है?

विद्युत धारा तथा घनत्व |चालकों मे वेद्यूत आवेश का प्रवाह (अपवाह वेग एवं गतिशीलता) |ओम का नियम (प्रतिरोधकता)|प्रतिरोध एवं प्रतिरोधकता |विद्युत सेल |सेलों का संयोजन |प्रश्न |OMR|Summary

The average of twelve numbers is 45.5. The average of the first four numbers is 41.5 and that of the next five numbers is 48. The 10th number is 4 more than the 11th number and 9 more than the 12th number. What is the average of the 10th and 12th numbers? बारह संख्याओं का औसत 45.5 है | पहली चार संख्याओं का औसत 41.5 है तथा अगली पाँच संख्याओं का औसत 48 है | 10वीं संख्या, 11वीं संख्या से 4 अधिक तथा 12वीं संख्या से 9 अधिक है | 10वीं तथा 12वीं संख्याओं का औसत कितना है ?

The average of thirteen numbers is 80. The average of the first five numbers is 74.5 and that of the next five numbers is 82.5. The 11th number is 6 more than the 12th number and the 12th number is 6 less than the 13th number. What is the average of the 11th and the 13th numbers? तेरह संख्याओं का औसत 80 है | पहली पांच संख्याओं का औसत 74.5 और अगली पांच संख्याओं का औसत 82.5 है | 11वीं संख्या 12वीं संख्या से 6 अधिक है तथा 12वीं संख्या 13वीं संख्या से 6 कम है | 11वीं तथा 13वीं संख्याओं का औसत ज्ञात करें |

The average of twelve numbers is 55.5. The average of the first four numbers is 53.4 and that of the next four numbers is 54.6. The 10th number is greater than the 9th number by 3 but lesser than the 11th and 12th numbers by 2 and 3, respectively. What is the average of the 10th and the 12th numbers? बारह संख्याओं का औसत 55.5 है | पहली चार संख्याओं का औसत 53.4 है तथा अगली चार संख्याओं का औसत 54.6 है | 10वीं संख्या 9वीं संख्या से 3 अधिक है लेकिन 11वीं और 12वीं संख्याओं से क्रमशः 2 और 3 कम है | 10वीं और 12वीं संख्याओं का औसत ज्ञात करें |