Solution of question from book: Secondary school Mathematics for Class 10 R S Aggarwal V Aggarwal Unit 1: Number system Chapter 1.1: Real numbers Question
Read moreThree measuring rods are 64 cm, 80 cm and 96 cm in length. Find the least length of cloth that can be measured an exact number of times, using any of the rods.
Solution of question from book: Secondary school Mathematics for Class 10 R S Aggarwal V Aggarwal Unit 1: Number system Chapter 1.1: Real numbers Exercise
Read moreThe traffic lights at three different road crossings change after every 48 seconds, 72 seconds and 108 seconds respectively. If they all change simultaneously at 8 a.m then at what time will they again change simultaneously?
Solution of question from book: Secondary school Mathematics for Class 10 R S Aggarwal V Aggarwal Unit 1: Number system Chapter 1.1: Real numbers Exercise
Read moreSix bells commence tolling together and toll at intervals of 2,4,6,8,10,12 minutes respectively. In 30 hours, how many times do they toll together?
Solution of question from book: Secondary school Mathematics for Class 10 R S Aggarwal V Aggarwal Unit 1: Number system Chapter 1.1: Real numbers Exercise
Read moreELECTRICITY – Physics practise set for Term – II
Chapter – Electricity 31. The potential difference between the terminals of an electric iron is 240 V and the current is 5.0 A. What is
Read moreELECTRICITY – Physics practise set for Term – II
Chapter – Electricity 21. Why should the resistance of: (a) an ammeter be very small? (b) a voltmeter be
Read moreELECTRICITY – Physics practise set for Term – II
Chapter – Electricity 11. By what name is the physical quantity coulomb/second called? Ans : Ampere 12. What is the flow of charge called? Ans:
Read moreELECTRICITY – Physics practise set for Term – II
Chapter – Electricity 1. By what other name is the unit joule/coulomb is called? Ans: Volt 2. Which of the following statements correctly defines a
Read moreNCERT – CLASS 10 – MATH – CHAPTER 12 – EXERCISE 12.3
Q. In a circular table cover of radius 32 cm, a design is formed leaving an equilateral triangle ABC in the middle as shown in
Read moreNCERT – CLASS 10 – MATH – CHAPTER 12 – EXERCISE 12.2
Q. A round table cover has six equal designs as shown in fig (given in book). If the radius of the cover is 28
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