Exercise Solutions for Physics Chapter 1 : Units and Measurements : Class 11th Maharashtra State Board : All Questions and Answers
Standard XI - Physics : Chapter 1 : Units and Measurements : Exercise Solutions : Complete Questions and Answers with Explaination ch-1 Units and Measurements : Excercise Solutions EXERCISE- 1. Choose the correct option. i) [L¹M¹T-²] is the dimensional formula for A) Velocity B) Acceleration C) Force D) Work Answer : C) Force ii) The error in the measurement of the sides of a rectangle is 1%. The error in the measurement of it area is A) 1% B) 1/2% C) 2% D) None of the Above Answer: C) 2% iii) Light year is a unit of A) Time B) Mass C) Distance D) Luminosity Answer : C) Distance iv) Dimensions of kinetic energy are same as that of A) Force B) Acceleration C) Work D) Pressure Answer : C) Work v ) Which of the following is not a fundamental unit? A) cm B) kg C) centigrade D) volt Answer : D) volt 2) Answer the following questions Q2-ii ) What are the dimensions of the quantity l root l/g, l being the length and g the accele...