A particle moves with uniform velocity. It meansThe particle is moving with constant speed. The particle moves along a straight line.
Answer to: A particle moves with a velocity v1 for time t1 and velocity of v2 for time t2 along a straight line. What is the magnitude of average...
A particle is moving with speed 6m/s along the direction of →A=2ˆi+2ˆj−ˆk, then its velocity is : View Solution A particle moves with a velocity (5ˆi+3ˆj+6ˆk)m/s under the influence of a constant force (5ˆi+5ˆj+10ˆk)N. The instantaneous power app...
【题目】A particle moves along the r-axis with velocityv(t)=e^(-2t) metres per second.At time t = 0, the particle is 2 metres to the right of theorigin. Find:I the displacement function for the particle 相关知识点: 试题来源: ...
A particle moves along the y-axis so that its velocity at any time t≥q 0 is given by v(t)=tcos t. At time t=0, the position of the particle is y=3.Write an expression for the position y(t) of the particle. 相关知识点: 试题来源: 解析 y(t)=tsin t+cos t+2 y(t)=...
A particle moves along the x-axis with its velocity at time t given by v(t)=bt^2-ct+8, where b and c are constants and b does not equal c. For which of the following values of t is the particle at constant velocity?( ) A. t= c(2b) B. t=2bc C. t= (2b)c D. t=2b...
12 A particle moves in a straight tine so that its velocity, v nby=2-(18)/((t+2)^2) y =2- where t is the time in seconds, after leaving a fixed point O.Its displacement from O is 9 m when it is at instantaneous rest.(i) the value of t when it is at instantaneous rest...
(2)A particle moves along a horizontal path with its velocity varying with time as shown in the right figure. The average acceleration of the particle is ___. A) 0.4 m/s2→ B) 0.4 m/s2← C) 1.6 m/s2→ D) 1.6 m/s2← (3) If the position of a particle is defined byr= [(1....
A positively charged particle moving with a velocity \(V=\vec{Vx_{i}}+\vec{Vy_{j}}\) enters a region with a uniform magnetic field \(\vec{B}\) in the \(-z\) direction. Which of the following statements are true?I. The particle moves in the magnetic field without any change ...
A particle moves in a straight line with velocity function v(t)=2√t+3cms^(-1) , t≥0Find the value oflim_(h→0)(v(1+h)-v(1))/hInterpret this value. 相关知识点: 试题来源: 解析 1 cms-2 =v'(1) is the instantaneous accn. at t = 1 s ...