NEETPhysicsMotion in A Straight LineMCQ+4 / −1
Two bodies A (of mass 1 kg) and B (of mass 3 kg) are dropped from heights of 16 m and 25 m, respectively. The ratio of the time taken by them to reach the ground is
- A4/5
- B5/4
- C12/5
- D5/12
More from Motion in A Straight Line
- A particle moves along a straight line OX. At a time t (in seconds) the distance x (in metres) of the particle from O is given by x = 40 + 12t t3. How long would the particle travel before coming to rest ?2006 · MCQ
- A car runs at a constant speed on a circular track of radius 100 m, taking 62.8 seconds for every circular lap. The average velocity and average speed for each circular lap respectively is2006 · MCQ
- A ball is thrown vertically upward. It has a speed of 10 m/sec when it has reached one half of its maximum height. How high does the ball rise? (Take g = 10 m/s2.)2005 · MCQ
- The displacement x of a particle varies with time t as x = aeat + bet, where a, b, and are positive constants. The velocity of the particle will2005 · MCQ
- A man throws balls with the same speed vertically upwards one after the other at an interval of 2 seconds. What should be the speed of the throw so that more than two balls are in the sky at any time ? (Given g = 9.8 m/s2)2003 · MCQ
- If a ball is thrown vertically upwards with speed u, the distance covered during the last t seconds of its ascent is2003 · MCQ
- A particle is thrown vertically upward. Its velocity at half of the height is 10 m/s, then the maximum height attained by it (g = 10 m/s2)2001 · MCQ
- Motion of a particle is given by equation s = (3t3 + 7t2 + 14t + 8) m. The value of acceleration of the particle at t = 1 sec is2000 · MCQ