A particle stars at the origin with initial velocity {eq}<1,-1,3>{/eq}. Its acceleration is {eq}a(t)= <6t,12t^2,-6t>.{/eq} Find its position function. kinematic equation In kinematic equations gives the relation
A particle starts from the origin att=0with an initial velocity of3.0ˆim/s and moves in the x-y plane with a constant cacceleration(6.0ˆi+4.0ˆij)m/s2.The x-coordinate of the particle at the instant when its y-coordinates is 32 m is D meters. The value of D is : ...
【题目】 A particle is projected from a point o, with a n initial velocity of u m $$ s ^ { - 1 } $$,at an angle of a to the horizontal. In the vertical plane of proj ection, taking and y as the horizontal and v ertical aces respectively Given that u=42 and t hat the ...
【题目】 A particle is projected from a point o, with an initial velocity of u m s-1, at an angle of ato the horizontal. In the vertical plane of projection, taking and y as the horizontal and vertical axes respectively Given that u=42 and that the particle passes through the point ...
A particle starts from the origin at t = 0 with a velocity of 10.0 j ^ m / s and moves in the X-y plane with a constant accleration of ( 8.0 I ^ + 2 . 0 j ^ ) m s - 2 . (a) At wht time is the x-coordinate of the particle 16 m ? What is the y-coordinate of ...
It is often argued that, in a stationary space-time, the velocity relative to stationary observers has direct physical significance. In the Schwarzschild field case, in the static reference frame at rest with respect to the mass creating the gravitational field, the speed of a freely falling ...
A particle of mass m1 makes a head - on elastic collision with another particle of mass m2 at rest. m1 rebounds straight back with 49 of its initial kinetic energy . Then m1m2 is : A23 B15 C32 D25Submit A particle of mass m travelling with velocity v and kinetic energy E collides...
Its velocity at time t is given by ms-1. Work out its position when t=2 s 答案 m相关推荐 1A particle starts from the point whose position vector is m. Its velocity at time t is given by ms-1. Work out its position when t=2 s ...
5 A particle P is moving with a velocity of 20 ms ' in the same direction as(i) Find the velocity vector of P.[2]At time t= 0s, P has position vector relative to a fixed point O.2(ii) Write down the position vector of P after t s.[2] A particle O has position vector(2...
To solve the problem, we need to find the distance at which the particle stops when it is projected with an initial velocity v0 along the x-axis, and the deceleration is proportional to the square of the distance from the origin, given by a=−x2. 1. Understand the relationship between...