CBSE Class 11 c11freefall — practice questions
12 free MCQs with worked solutions. Tap any question for the answer + explanation, or practice them all in the app.
Practice CBSE Class 11 c11freefall in the app →Per NCERT Example 2.4, what is FREE FALL?Per NCERT, the magnitude of ACCELERATION DUE TO GRAVITY (g) near the Earth's surface is approximately what valPer NCERT, does the value of g depend on the MASS of the falling object — in free fall?Per NCERT, taking UPWARD as positive y-axis, what is the sign of acceleration during FREE FALL?Per NCERT Example 2.5, GALILEO'S LAW OF ODD NUMBERS states that distances traversed during EQUAL TIME INTERVALPer NCERT, Galileo Galilei (1564–1642) was the FIRST to make quantitative studies of free fall. What specific Per NCERT, if a ball is dropped from REST and falls for 1 s, how far has it fallen (taking g = 10 m/s²)?Per NCERT, if a ball is dropped from REST and falls for 2 s (g = 10 m/s²), what is its velocity at t = 2s?Per NCERT, if a ball is dropped from rest and falls for 2 s (g = 10 m/s²), how far has it fallen?Per NCERT Example 2.7, REACTION TIME of a person can be measured by which simple experiment?Per NCERT Example 2.7, if the ruler dropped d = 21 cm before being caught, what is the reaction time (g = 9.8 Per NCERT, a ball thrown vertically upward with initial velocity v₀ reaches maximum height h. What is h in ter