Doubts
Sign in
12thPass logo
New chatPYQ LibraryDoubtsRank report
Sign in to see Recents
Sign in to save progress →
Doubts
Sign in

Motion in A Plane question

2025 · 7 Apr · Shift 1 · Q62
Guest · try one question or challengeGuest · try one question or challenge
  1. PYQ Library
  2. /JEE Main
  3. /Physics
  4. /Motion in A Plane
  5. /2025 · 7 Apr · Shift 1 · Q62

Motion in A Plane question

2025 · 7 Apr · Shift 1 · Q62

JEE MainPhysicsMotion in A PlaneMCQ+4 / −1
Two projectiles are fired from ground with same initial speeds from same point at angles (45∘+α)\left(45^{\circ}+\right.\alpha)(45∘+α) and (45∘−α)\left(45^{\circ}-\alpha\right)(45∘−α) with horizontal direction. The ratio of their times of flights is
  1. A
    1+tan⁡α1−tan⁡α\frac{1+\tan \alpha}{1-\tan \alpha}1−tanα1+tanα​
  2. B
    1+sin⁡2α1−sin⁡2α\frac{1+\sin 2 \alpha}{1-\sin 2 \alpha}1−sin2α1+sin2α​
  3. C
    1−tan⁡α1+tan⁡α\frac{1-\tan \alpha}{1+\tan \alpha}1+tanα1−tanα​
  4. D
    1
PreviousNext

More from Motion in A Plane

  • A helicopter flying horizontally with a speed of 360 km/h at an altitude of 2 km, drops an object at an instant. The object hits the ground at a point O, 20 s after it is dropped. Displacement of 'O' from the position of helicopter where…2025 · MCQ
  • Two balls with same mass and initial velocity, are projected at different angles in such a way that maximum height reached by first ball is 8 times higher than that of the second ball. T1​ and T2​ are the total flying times of first…2025 · MCQ
  • A particle is projected at an angle of 30∘ from horizontal at a speed of 60 m/s. The height traversed by the particle in the first second is h0​ and height traversed in the last second, before it…2025 · Numerical
  • A ball of mass 100 g is projected with velocity 20 m/s at 60∘ with horizontal. The decrease in kinetic energy of the ball during the motion from point of projection to highest point is2025 · MCQ
  • An object of mass ' m ' is projected from origin in a vertical xy plane at an angle 45∘ with the x− axis with an initial velocity v0​. The magnitude and direction of the angular momentum of the object with…2025 · MCQ
  • The position vector of a moving body at any instant of time is given as r=(5t2i^−5tj^​)m. The magnitude and direction of velocity at t=2s is,2025 · MCQ
  • Two projectiles are fired with same initial speed from same point on ground at angles of (45∘−α) and (45∘+α), respectively, with the horizontal direction. The ratio of their maximum heights attained is :2025 · MCQ
  • The maximum speed of a boat in still water is 27 km/h. Now this boat is moving downstream in a river flowing at 9 km/h. A man in the boat throws a ball vertically upwards with speed of 10 m/s. Range of the ball as observed by an observer…2025 · Numerical