MCQ 11 MarkAt sea level, the height of the mercury column in a barometer isA$72 \ cm.$✓$76 \ cm.$C$82 \ cm.$D$98 \ cm.$AnswerCorrect option: B. $76 \ cm.$View full question & answer→
MCQ 21 MarkThe value of atmospheric pressure at sea level in $\text{SI}$ system is approximately equal toA$1000 \ Pa.$B$10000\ Pa.$✓$100000\ Pa.$D$10000000\ Pa.$AnswerCorrect option: C. $100000\ Pa.$View full question & answer→
MCQ 31 MarkPressure ¡n liquid’s is measured by an instrument calledAbarometerBhydrometerCodometer✓manometerAnswerCorrect option: D. manometerView full question & answer→
MCQ 41 MarkArmy tanks are provided with caterpillar tracks under their wheels in order to✓decrease pressure on the groundBincrease pressure on the groundCmake them look differentDprevent them from damage.AnswerCorrect option: A. decrease pressure on the groundView full question & answer→
MCQ 51 MarkWhat is the value of one pascal?A$1 \ N^2/m^2$✓$1 \ N/m^2$C$1 \ N^2/m$D$1 \ N/m$AnswerCorrect option: B. $1 \ N/m^2$View full question & answer→
MCQ 61 MarkWhat is the pressure exerted by a body of weight $200 N$ acting on an area of $5 m^2?$A$50 \ Pa$B$200 \ Pa$✓$40 \ Pa$D$0.02 \ Pa$AnswerCorrect option: C. $40 \ Pa$View full question & answer→
MCQ 71 MarkThe turning effect of a force is known asAwork.Benergy.✓moment.Dpressure.AnswerCorrect option: C. moment.View full question & answer→