Motion in A Straight Line

Related Questions

• A particle moves along a semicircle of radius 10m in 5 seconds. The average velocity of the particle is

  ---

• A person travels along a straight road for the first half time with a velocity \[{v_1}\] and the next half time with a velocity \[{v_2}\] . The mean velocity \[V\] of the man is

  ---

• Water drops fall at regular intervals from a tap which is \[5\,\,m\] above the ground. The third drop is leaving the tap at the instant the first drop touches the ground. How far above the ground is the second drop at that instant

  ---

• The displacement \[x\] of a particle varies with time \[t,x = a{e^{ - \alpha t}} + b{e^{\beta t}}\], where \[a,\,b,\,\alpha \,{\rm{and }}\beta \]are positive constants. The velocity of the particle will [CBSE PMT 2005]

  ---

• The distance between two particles is decreasing at the rate of 6 m/sec. If these particles travel with same speeds and in the same direction, then the separation increase at the rate of 4 m/sec. The particles have speeds as

  ---