Velocity and Acceleration in Two and Three Dimensions

JEE Main Physics · Motion in Two and Three Dimensions · 5 questions, latest first

• If x and y coordinates of a projectile as a function of time (t) are given as 24 t and 43.6 t-4.9 t^2, respectively, then the…20264 April, Shift 2 · Q29
• The velocity of a particle is given as v=-x i+2 y j-z k m / s. The magnitude of acceleration at point (1, 2, 4) is ____ m / s^2.20262 April, Shift 1 · Q28
• A bead P sliding on a frictionless semi-circular string (A C B) and it is at point S at t =0 and at this instant the horizontal…202623 January, Shift 2 · Q28
• The position vector of a moving body at any instant of time is given as r=(5 t^2 i-5 t j) m. The magnitude and direction of…202524 January, Shift 2 · Q29
• Position of an ant ( S in metres) moving in Y-Z plane is given by S=2 t^2 j+5 k (where t is in second). The magnitude and…202427 January, Shift 1 · Q32