A car can have maximum acceleration or retardation 'a'. It wants to reach from one city…
Physics · JEE Main · NTA Exams — Kinematics
A car can have maximum acceleration or retardation 'a'. It wants to reach from one city to another city at a distance 'd' apart in the minimum possible time. The time 't' is
- \(\sqrt{\frac{2 d}{a}}\)
- \(2 \sqrt{\frac{d}{a}}\)
- \(\sqrt{\frac{d}{a}}\)
- \(\frac{1}{2} \sqrt{\frac{d}{a}}\)
Answer
(B) 2 d a
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- Given below are two statements. STATEMENT - 1: When a body is moving with constant acceleration, it always…
- A taxi is traveling at 30 m/s on a circular road of radius 1 km. It is increasing its speed at the rate of 1…
- A ball is thrown with a velocity 6 with an acceleration 6 i +2 j . The velocity of the ball after 4 seconds is
- A cricketer can throw a ball to a maximum horizontal distance of 100 m. The speed with which he throws the…
- A 100 m long train at 15 m/s overtakes a man running on the platform in the same direction in 10 s. How long…
- Consider the acceleration, velocity and displacement of a tennis ball as it falls to the ground and bounces…
- Assertion: A body with constant acceleration always moves along a straight line. Reason: A body with constant…
- A particle is moving along a straight-line path and its displacement (x) at time t is given by x2 = at2 + 2bt…