MCQ 11 Marksome mercury is contained in a test tube. The free surface of mercury is :Aflat✓convexCconcaveDwavyAnswerCorrect option: B. convexBView full question & answer→
MCQ 21 MarkFor measuring the volume of an irregular stone we need :Aonly measuring cylinderBmeasuring cylinder and water✓measuring cylinder, water and fine cotton threadDa pipetteAnswerCorrect option: C. measuring cylinder, water and fine cotton threadCView full question & answer→
MCQ 31 MarkThe liquids are generally sold by :Amass onlyBvolume only✓both mass and volumeDnone of theseAnswerCorrect option: C. both mass and volumeCView full question & answer→
MCQ 41 MarkThe apparatus used to measure very accurately the volume of a liquid between 1 ml to 50 ml is :Apipette✓buretteC500ml measuring cylinderDmeasuring flaskAnswerCorrect option: B. buretteBView full question & answer→
MCQ 51 MarkThe formula for calculating the volume of a cube is :Al2✓l3ClbhDlbh2AnswerCorrect option: B. l3BView full question & answer→