DSSSB TGT c9newtonsecond — 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 c9newtonsecond in the app →Per NCERT Class 9 Science, Newton's SECOND law of motion in mathematical form is which?Per NCERT, what does Newton's Second Law state in WORDS — about the relationship between force, mass, and accePer NCERT, what is 1 NEWTON of force formally defined as?Per NCERT, the WEIGHT of an object (gravitational force by Earth) is given by which formula?Per NCERT, what is the approximate value of g (acceleration due to gravity) near the Earth's surface?Per NCERT, does g (acceleration due to gravity) depend on the MASS of the falling object?Per NCERT Example 6.4, a 30 kg barbell is held STEADY by a weightlifter. How much UPWARD force must she apply Per NCERT Example 6.5, a student pushes a 25 kg block with 55 N against friction of 50 N. What is the acceleraPer NCERT, why does a cricket FIELDER pull their hands BACKWARDS when catching a fast-moving ball?Per NCERT 'Bridging Science and Society' (§6.5), how do AIRBAGS in vehicles reduce injury during a collision?Per NCERT, what is MOMENTUM of an object — referenced in the 'Ready to Go Beyond' box of §6.5?Per NCERT, if you DOUBLE the force on an object (keeping mass constant), what happens to its acceleration?