DSSSB TGT c9work — practice questions
12 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice DSSSB TGT c9work in the app →Per NCERT Class 9 Science, WORK is done by a constant force F when an object undergoes a displacement s in thePer NCERT, what is the SI unit of WORK?Per NCERT, 1 joule of work is defined as which condition?Per NCERT, 1 joule equals which combination of SI base units?Per NCERT, when is the work done on an object equal to ZERO — even if a force is applied?Per NCERT, if a girl carries a box HORIZONTALLY while applying an UPWARD force equal to its weight, how much wPer NCERT, what does POSITIVE work done mean?Per NCERT, what does NEGATIVE work done mean?Per NCERT Example 7.2, a goalkeeper's hand moves back by 15 cm while applying a force of 200 N to stop a ball.Per NCERT, when you push against a rigid wall with all your strength, how much work do you scientifically do oPer NCERT, what does the AREA under a FORCE vs DISPLACEMENT graph represent?Per NCERT, while exercising, a girl lifts a dumbbell UP and then slowly lowers it DOWN. When does she do POSIT